Oene Schriemer (1957) - Pieter Postma (1709) FK 2023, 07/01/2023 Round 7

1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.Be3 a6 5.Qd2 b5 6.f3 Nd7 7.h4 h5 8.Nh3 Bb7 9.Ng5 c5 10.dxc5 Nxc5 11.O-O-O Rc8 12.Bd4 Nf6 13.Kb1 O-O 14.Qe3 Qc7 15.Rd2 e5 16.Bxc5 dxc5 17.Be2 Rfd8 18.Rhd1 Rd4 19.Bf1 Rcd8 20.Ne2 R4d7 21.Nc3 Rd4 22.Ne2 R4d7 23.c4 b4 24.Nc1 a5 25.g3 Rxd2 26.Rxd2 Rxd2 27.Qxd2 Bc8 28.Nd3 Qd6 29.f4 Qd4 30.fxe5 Nxe4 31.Nxe4 Qxe4 32.Qf4 Bf5 33.Kc1 Qxf4+ 34.gxf4 Bxd3 35.Bxd3 Bh6 36.e6 Bxf4+ 37.Kc2 f5 38.Kb3 Be5 39.Ka4 Bxb2 40.Kxa5 Kf8 41.Kb5 Bd4 42.Kc6 Ke7 43.Kd5 Bf2 44.Be2 Bxh4 45.Kxc5 Kxe6 46.Kxb4 Be7+ 47.Kb5 h4 48.a4 g5 Uit de notatie bleek dat hier g4 gespeeld werd, een onreglementaire zet...... 49.a5 h3 50.Bf1 g4 51.c5 Kd7 52.a6 f4 53.Be2 f3 54.Bf1 Kc8 0-1

Willem Kuiper (1728) - Wouter van de Griendt (1926) FK 2023, 07/01/2023 Round 7

1.e4 c5 2.Nf3 e6 3.g3 d5 4.exd5 exd5 5.d4 Nf6 6.Bg2 Be7 7.O-O O-O 8.b3 Nc6 9.Bb2 Bg4 10.h3 Bf5 11.a3 Ne4 12.c4 dxc4 13.d5 Na5 14.Nfd2 Nd6 15.b4 Nb3 16.Nxb3 cxb3 17.bxc5 Nc4 18.Bd4 Bf6 19.Re1 Bc2 20.Qg4 b2 21.Ra2 Bb3 22.Nc3 Bxa2 23.Nxa2 Nxa3 24.Nc3 Bxd4 25.Qxd4 Nc2 26.Qd2 Nxe1 27.Qxe1 Qa5 0-1

Amir Nicolai (2220) - Erik Sparenberg (2057) FK 2023, 07/01/2023 Round 7

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3 O-O 8.a4 b4 9.d4 d6 10.dxe5 Nxe5 11.Bf4 Ng6 12.Bg3 Bb7 13.Nbd2 Nh5 14.Nc4 Nxg3 15.hxg3 Bf6 16.Na5 Rb8 17.Rb1 Ne5 18.Qe2 Qc8 19.Nxe5 Bxe5 20.Bc4 Ba8 21.Bxa6 Qd7 22.Bb5 c6 23.Bd3 Bxg3 24.Nc4 Bf4 25.Qf3 Bh6 26.Qg3 d5 27.Ne5 Qd6 28.exd5 cxd5 29.Nxf7 Qxg3 30.Nxh6+ gxh6 31.fxg3 b3 32.c3 Bb7 33.Re7 Rf6 34.Rf1 1-0

Ferdi van Bavel (1793) - Maarten Etmans (1948) FK 2023, 07/01/2023 Round 7

1.d4 e6 2.e4 d5 3.Nc3 dxe4 4.Nxe4 Bd7 5.Nf3 Bc6 6.Bd3 Nd7 7.O-O Be7 8.Ne5 Nxe5 9.dxe5 Bxe4 10.Bxe4 Qxd1 11.Rxd1 c6 12.Be3 f5 13.Bd3 g5 14.Bc4 f4 15.Bd4 Kf7 16.a4 Nh6 17.Bc3 Rhd8 18.b4 c5 19.b5 Rxd1+ 20.Rxd1 Rd8 21.Rb1 Nf5 22.b6 axb6 23.Kf1 Ng7 24.Rxb6 Rd7 25.a5 Bd8 26.Rb5 Be7 27.Bd3 Nf5 28.Be4 Nd4 29.Rxb7 Rxb7 30.Bxb7 Bd8 31.Bxd4 cxd4 32.a6 Bb6 33.Ke2 Ke7 34.Bc8 g4 35.f3 h5 36.Kd3 1-0

Cas Roorda (1748) - Sipke de Schiffart (1733) FK 2023, 07/01/2023 Round 7

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.c3 Nf6 5.d3 d6 6.O-O O-O 7.Re1 Be6 8.Nbd2 a6 9.a4 Ba7 10.h3 Qd7 11.b4 b5 12.Ba2 Ne7 13.Nf1 Ng6 14.d4 Bxa2 15.Rxa2 Qe6 16.Rae2 c5 17.Ng3 cxd4 18.cxd4 Rfc8 19.Nf5 Rc4 20.Rb2 Rac8 21.Be3 Nxe4 22.dxe5 Qxf5 23.Bxa7 dxe5 24.Qa1 Nf4 25.Rbe2 Nxe2+ 0-1

Wessel van der Berg (1937) - Pieter Hoekstra (1688) FK 2023, 07/01/2023 Round 7

1.e4 c5 2.Nc3 Nc6 3.f4 d6 4.Nf3 Nf6 5.Bb5 Bd7 6.O-O e6 7.d3 Be7 8.Bxc6 Bxc6 9.Qe1 O-O 10.Kh1 b5 11.Qg3 b4 12.Ne2 Re8 13.Qh3 Nd7 14.g4 d5 15.e5 d4 16.g5 Nf8 17.Qg4 Kh8 18.h4 f5 19.gxf6 gxf6 20.h5 f5 21.Qh3 h6 22.Bd2 Nh7 23.Kh2 Rg8 24.Rg1 Qd5 25.Raf1 Rxg1 26.Nexg1 Rg8 27.Rf2 Rg4 28.Rg2 Rxg2+ 29.Qxg2 Be8 30.b3 Qa8 31.Qh3 Bd7 32.Ne2 a5 33.Be1 Qe8 34.Ng3 Qd8 1/2-1/2

Richard Buurstra (1747) - Jacob Moraal (1568) FK 2023, 07/01/2023 Round 7

1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.Nc3 Be7 5.cxd5 exd5 6.Bg5 O-O 7.e3 c6 8.Bd3 h6 9.Bh4 Re8 10.Qc2 Nbd7 11.O-O Nf8 12.Rae1 Ne4 13.Bxe7 Qxe7 14.Ne5 f5 15.f3 Nxc3 16.bxc3 Qf6 17.c4 Be6 18.cxd5 cxd5 19.Qb2 Rab8 20.Rc1 Qd8 21.Rc2 Qb6 22.Qxb6 axb6 23.Rb2 Nd7 24.Nxd7 Bxd7 25.Rxb6 Re6 26.Rb2 g6 27.Bb5 Re7 28.Bxd7 Rxd7 29.Rb5 Kf7 30.Rfb1 Ke6 31.Rb6+ Kf7 32.a4 Re7 33.R1b3 Ree8 34.Rxb7+ Rxb7 35.Rxb7+ Ke6 36.Rb6+ Kf7 37.Rb3 Ra8 38.Ra3 Kf6 39.a5 Ra6 40.Kf2 h5 41.h3 h4 42.Ke2 Kg5 43.Kd3 f4 44.e4 dxe4+ 45.Kxe4 Re6+ 46.Kd5 Ra6 47.Kc5 Kf6 48.Kb5 Rd6 49.a6 Rd5+ 50.Kc4 Rd8 51.a7 Ra8 52.Kc5 Ke7 53.Kb6 1-0

Wim van Zeijl (1466) - Bert Hassing (1467) FK 2023, 07/01/2023 Round 7

1.e4 c5 2.d4 cxd4 3.Nf3 Nc6 4.Nxd4 e5 5.Nb5 a6 6.Nd6+ Bxd6 7.Qxd6 Nf6 8.Bg5 Nxe4 9.Qxc6 Nxg5 10.Qd5 d6 11.Bc4 Be6 12.Qd3 Bxc4 13.Qxc4 Rc8 14.Qd3 O-O 15.Nc3 e4 16.Qd4 Re8 17.O-O-O Rc6 18.h4 Ne6 19.Qxe4 Nc5 20.Qd4 Ne6 21.Qg4 b5 22.a3 Qb6 23.Ne4 Kh8 24.Ng5 Qxf2 25.Rd2 Qf6 26.Re1 h6 27.Qh5 Rf8 28.Ne4 Qe7 29.Qd5 Rfc8 30.Nxd6 Rc5 31.Nxc8 Rxc8 32.Qd7 Qc5 33.Qxf7 Nd4 34.Re8+ Rxe8 35.Qxe8+ Kh7 36.Qe4+ Nf5 37.g4 1-0

Selwin Keuning (2227) - Migchiel de Jong (2251) FK 2023, 07/01/2023 Round 7

1.e4 c5 2.c3 d5 3.exd5 Qxd5 4.d4 Nf6 5.Nf3 e6 6.Na3 a6 7.Nc2 Be7 8.Be2 O-O 9.O-O Nbd7 10.Bf4 Qc6 11.Ne3 Bd6 12.Ne5 Bxe5 13.dxe5 Nd5 14.Nxd5 exd5 15.Bf3 Nb6 16.h4 Be6 17.Re1 Rad8 18.h5 h6 19.Qd3 Qc8 20.Bd1 Bf5 21.Qg3 Qe6 22.Qh4 d4 23.cxd4 Rxd4 24.Qg3 Nd5 25.Be3 Nxe3 26.Qxe3 Rfd8 27.Bb3 c4 28.Bd1 b5 29.Bf3 b4 30.a3 c3 31.bxc3 Rd3 32.Qc5 bxc3 33.Rac1 Rc8 34.Qb4 c2 35.Bb7 Rcd8 36.Rxc2 R3d4 37.Qc3 Bxc2 38.Qxc2 Qb6 39.Rb1 Qxb1+ 0-1

Dolf Wissmann (2031) - Rein de Boer (1920) FK 2023, 07/01/2023 Round 7

1.e4 e5 2.Nc3 Nc6 3.Bc4 Bc5 4.d3 Na5 5.Nge2 Nxc4 6.dxc4 d6 7.Qd3 c6 8.Be3 Be6 9.b3 Nf6 10.O-O-O Ba3+ 11.Kb1 Ng4 12.g3 Nxe3 13.Qxe3 Qa5 14.f4 O-O-O 15.f5 Bxc4 16.Nc1 Ba6 17.Na4 Bb5 18.Nb2 Bc5 19.Qg5 Qc3 20.a4 Ba3 21.Ncd3 Bxd3 22.Nxd3 Rhg8 23.Ka2 Bc5 24.Rd2 f6 0-1

Pieter Ploeger (1570) - Wander Jorritsma (1250) FK 2023, 07/01/2023 Round 7

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.h5 Bh7 8.Nf3 Nd7 9.Bd3 Bxd3 10.Qxd3 e6 11.Bf4 Qa5+ 12.c3 Ngf6 13.b4 Qb5 14.Qxb5 cxb5 15.Ne2 Nd5 16.Bd2 N7b6 17.a4 Nxa4 18.Ne5 Bd6 19.O-O Bxe5 20.dxe5 Nb2 21.Ng3 Nc4 22.Rad1 Nxe5 23.Ne4 Nc4 24.Be1 a6 25.f3 Ke7 26.Bf2 Rhd8 27.Rd3 f6 28.Rc1 Nf4 29.Bc5+ Kf7 30.Rxd8 Rxd8 31.Kh2 b6 32.Bf2 Nxh5 33.Ra1 f5 34.Ng3 Nxg3 35.Bxg3 Rd3 36.Be1 Re3 37.Bf2 Rxc3 38.Rxa6 Rc2 39.Bxb6 f4 40.Ra7+ Kg6 41.Rb7 Ne3 42.Bxe3 fxe3 43.Rxb5 Kf6 44.Ra5 Rb2 45.Ra3 e2 46.Re3 Kf5 47.Re4 h5 48.Kg3 g5 49.Kf2 g4 50.Rxe2 g3+ 51.Kf1 Rxb4 52.Rc2 Rb1+ 53.Ke2 Rg1 54.Ke3 e5 55.Re2 h4 56.f4 exf4+ 57.Kf3 Rf1+ 0-1

Pieter Bosma (1080) - Eeltsje Boomsma (1626) FK 2023, 07/01/2023 Round 7

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.Nce2 c5 6.c3 Nc6 7.a3 Be7 8.Nf3 O-O 9.Qd3 cxd4 10.cxd4 f6 11.b4 fxe5 12.dxe5 Ndxe5 13.Qc3 Bf6 14.Nfd4 Nxd4 15.Nxd4 Bd7 16.Be3 Ng4 17.f4 Rc8 18.Qd3 Nxe3 19.Qxe3 Re8 20.Be2 e5 21.fxe5 Rxe5 22.Qf3 Re4 23.Qxe4 dxe4 24.Rd1 Qb6 25.Nb3 Ba4 26.Rc1 Rxc1+ 27.Nxc1 Bc3+ 28.Kf1 Qf6+ 29.Bf3 exf3 30.Kf2 0-1

Zahid Dzaferspahic (1816) - Sytze Faber (1445) FK 2023, 07/01/2023 Round 7

1.d4 f5 2.Nf3 d6 3.g3 Nc6 4.Bg2 Nf6 5.c3 e6 6.Qb3 b6 7.Ng5 d5 8.Nf3 Bd6 9.e3 Ba6 10.Qa4 Bb7 11.c4 Qd7 12.O-O dxc4 13.Qxc4 O-O-O 14.Bd2 Rhe8 15.Nc3 Na5 16.Qe2 Nc6 17.Rfc1 Kb8 18.Nb5 Ba6 19.a4 Ne7 20.Qd1 Bxb5 21.axb5 Qxb5 22.Bf1 Qd7 23.Ra6 Kb7 24.Rca1 Ra8 25.Qb3 Nfd5 26.Qa2 Nc8 27.Qb3 Qe7 28.Bg2 c6 29.R6a4 b5 30.Ra5 Bb4 31.Bxb4 Qxb4 32.Qc2 Nce7 33.Ne5 Qd6 34.Qb3 Rec8 35.Nd7 Rc7 36.Nc5+ Schaak....Sytze zag het niet en deed Dd8, waarop Zahid claimde het schaak op te heffen.....met de dame dus 1-0

Martijn Tuininga (1564) - Riemer Jonker (1100) FK 2023, 07/01/2023 Round 7

1.Nf3 d5 2.c4 c6 3.e3 Nf6 4.Nc3 Bf5 5.Qb3 b6 6.cxd5 cxd5 7.Bb5+ Bd7 8.Nxd5 Bxb5 9.Qxb5+ Nfd7 10.Qc4 Nc5 11.b4 e6 12.bxc5 Qxd5 13.Qxd5 exd5 14.cxb6 axb6 15.Bb2 f6 16.O-O Bd6 17.Rfc1 O-O 18.Bd4 Nd7 19.Rc6 Bc5 20.Bxc5 Nxc5 21.Rxb6 Rfc8 22.g3 Ra3 23.Rb5 Ra4 24.d4 Ne4 25.Rxd5 Rc2 26.Rd7 Raxa2 27.Rb1 Rab2 28.Rxb2 Rxb2 29.Re7 Nxf2 30.d5 Nh3+ 31.Kh1 Nf2+ 32.Kg2 Ne4+ 33.Kh3 Nf2+ 34.Kh4 Rb4+ 35.Nd4 Kf8 36.Re6 g5+ 37.Kh5 Kf7 38.Nf5 Ne4 39.Re7+ Kg8 40.d6 Rb8

Wesley Bloemsma (1716) - Rowan Pieron (943) FK 2023, 07/01/2023 Round 7

1.d4 g6 2.Bf4 Nf6 3.Nc3 Bg7 4.e4 d6 5.Qd2 O-O 6.O-O-O Nbd7 7.Nf3 a6 8.Bh6 b5 9.Bxg7 Kxg7 10.e5 dxe5 11.dxe5 Ng4 12.Qd4 Nb6 13.Qxd8 Rxd8 14.Rxd8 Nxf2 15.Rg1 Be6 16.Rxa8 Nxa8 17.h3 Nb6 18.Kd2 f5 19.exf6+ exf6 20.Ke3 b4 21.Kxf2 bxc3 22.b3 a5 23.Nd4 Bd7 24.Bb5 h5 25.Bxd7 Nxd7 26.Ne6+ Kh6 27.Nxc7 f5 28.Nd5 Nc5 29.Nxc3 h4 30.Rd1 Ne6 31.Rd5 Ng7 32.Rxa5 g5 33.Ra7 Kh5 34.Rxg7 1-0

Jelte de Haan (1100) - Mees Kamstra (1378) FK 2023, 07/01/2023 Round 7

1.d4 Nf6 2.Bg5 e6 3.e4 Be7 4.Bd3 d5 5.Bxf6 Bxf6 6.e5 Be7 7.Qh5 c5 8.dxc5 Bxc5 9.Nf3 Qb6 10.O-O g6 11.Qh4 Qxb2 12.Nbd2 Nc6 13.Rab1 Qa3 14.Qf6 Rf8 15.Ng5 Be7 16.Qf4 Bxg5 17.Qxg5 Qxa2 18.Ra1 Qb2 19.Nb3 Qxe5 20.Qxe5 Nxe5 21.Bb5+ Bd7 22.Nd4 Bxb5 23.Nxb5 Kd7 24.Rxa7 Rxa7 25.Nxa7 Nc6 26.Rb1 Rb8 27.Nb5 Ne5 28.Nd4 Nc4 29.Nf3 f6 30.Nd4 e5 31.Nb3 Na3 32.Nc5+ Kc6 0-1

Ryan Bruins (1393) - Wytze van der Zee (1550) FK 2023, 07/01/2023 Round 7

1.e4 c5 2.c3 e5 3.Nf3 d6 4.d4 cxd4 5.cxd4 exd4 6.Nxd4 Nf6 7.Nc3 Be7 8.Bc4 O-O 9.O-O Nc6 10.Re1 Nxd4 11.Qxd4 h6 12.Bf4 Nh5 13.Bg3 Nxg3 14.hxg3 Bf6 15.Qe3 Bxc3 16.Qxc3 Be6 17.Rad1 Rc8 18.Rd4 b5 19.Red1 Rxc4 20.Rxd6 Qxd6 21.Rxd6 Rxc3 22.bxc3 Bxa2 23.Ra6 Bc4 24.Rxa7 Rd8 25.f3 Rd2 26.Ra8+ Kh7 27.Rb8 0-1

Wessel van der Berg (1937) - Pieter Hoekstra (1688) FK 2023, 07/01/2023 Round 7

1.e4 c5 2.Nc3 Nc6 3.f4 d6 4.Nf3 Nf6 5.Bb5 Bd7 6.O-O e6 7.d3 Be7 8.Bxc6 Bxc6 9.Qe1 O-O 10.Kh1 b5 11.Qg3 b4 12.Ne2 Re8 13.Qh3 Nd7 14.g4 d5 15.e5 d4 16.g5 Nf8 17.Qg4 Kh8 18.h4 f5 19.gxf6 gxf6 20.h5 f5 21.Qh3 h6 22.Bd2 Nh7 23.Kh2 Rg8 24.Rg1 Qd5 25.Raf1 Rxg1 26.Nexg1 Rg8 27.Rf2 Rg4 28.Rg2 Rxg2+ 29.Qxg2 Be8 30.b3 Qa8 31.Qh3 Bd7 32.Ne2 a5 33.Be1 Qe8 34.Ng3 Qd8 1/2-1/2

Willem Kuiper (1728) - Jura Bruinsma (1587) FK 2023, 06/29/2023 Round 6

1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Bd3 Nxe4 7.Bxe4 Nf6 8.Bd3 Bd6 9.O-O O-O 10.c3 c5 11.Qe2 cxd4 12.cxd4 b6 13.Bg5 Bb7 14.Ne5 Bxe5 15.dxe5 Qd5 16.f3 Qd4+ 17.Kh1 Nd5 18.Rfd1 Kh8 19.Ba6 Bxa6 20.Qxa6 Qxe5 21.Bh4 Qxb2 22.Rab1 Qe5 23.Bg3 Qf5 24.Rbc1 h5 25.Re1 Qg5 26.Rc4 Qf5 27.h3 f6 28.Qb7 Rfe8 29.Ree4 g5 30.Rc6 Rad8 31.Qxa7 e5 32.Qa4 Ra8 33.Qb5 Ra5 34.Qb2 Qd7 35.Rec4 Rc5 36.R4xc5 bxc5 37.Rxc5 Nf4 38.Qc2 Re7 39.Bxf4 exf4 40.Qg6 Qd1+ 41.Kh2 Qd7 42.Qxf6+ Rg7 43.Qf8+ Kh7 44.Qf5+ Qxf5 45.Rxf5 Kg6 46.Ra5 Rd7 47.a4 Rd1 48.Ra8 Ra1 49.a5 Kf6 50.a6 Kf5 51.a7 Kf6 52.Rf8+ Ke7 53.a8=Q Rxa8 54.Rxa8 1-0

Wouter van de Griendt (1926) - Ferdi van Bavel (1793) FK 2023, 06/29/2023 Round 6

1.e4 d6 2.d4 Nf6 3.Nc3 e5 4.Nf3 exd4 5.Nxd4 Be7 6.Be2 Nc6 7.Nxc6 bxc6 8.Be3 O-O 9.O-O Nd7 10.f4 Re8 11.Bc4 Bf6 12.Qf3 Nb6 13.Bd3 d5 14.Bc5 Bxc3 15.bxc3 Na4 16.Bf2 Nxc3 17.e5 d4 18.Qxc6 Bg4 19.Qc4 Be6 20.Qxd4 Qxd4 21.Bxd4 Nxa2 22.c3 Red8 23.Bb1 Nb4 24.Rxa7 Rxa7 25.Bxa7 Nc6 26.Be3 Bc4 27.Re1 g6 28.Kf2 Rb8 29.Be4 Ne7 30.Rb1 Rxb1 31.Bxb1 Nd5 32.Bd2 Kf8 33.Kf3 Ke7 34.g3 h5 35.Bc2 Ke6 36.Bd1 Ne7 37.Be2 Kd5 38.Bxc4+ Kxc4 39.g4 hxg4+ 40.Kxg4 Kd3 41.Be1 c5 42.h4 Ke4 43.Kg5 Nd5 44.Bd2 c4 45.Kg4 Kd3 46.Be1 Nxc3 47.f5 Nd5 1/2-1/2

Jacob Moraal (1568) - Ryan Bruins (1393) FK 2023, 06/29/2023 Round 6

1.e4 c5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.c3 d5 6.exd5 Qxd5 7.d4 cxd4 8.Bxc6+ bxc6 9.Nxd4 Bb7 10.Qb3 c5 11.Qxd5 Bxd5 12.Nb5 Be5 13.Re1 Bb8 14.Be3 a6 15.N5a3 Bd6 16.c4 Bc6 17.Nc3 Nf6 18.Rad1 O-O 19.Bg5 Rad8 20.b3 Kg7 21.Nc2 h6 22.Bxf6+ exf6 23.Ne3 Rd7 24.Ned5 Bxd5 25.Nxd5 Rfd8 26.g3 Be5 27.Re2 Bc3 28.Re3 Bd4 29.Red3 Be5 30.Kf1 g5 31.Ke2 Re8 32.Re3 Re6 33.f4 gxf4 34.gxf4 Bd4 35.Rxe6 fxe6 36.Ne3 e5 37.fxe5 fxe5 38.Nd5 Rf7 39.Ne3 h5 40.Rg1+ Kh7 41.Rg3 Rb7 42.Nd5 e4 43.Ne3 a5 44.Rg5 Kh6 45.h4 Rf7 46.Nf5+ Kh7 47.Rxh5+ Kg6 48.Rg5+ Kf6 49.Nd6 Re7 50.Rg4 e3 51.Re4 Rxe4 52.Nxe4+ Kg6 53.Ng3 Kf6 54.Nf1 Kg6 55.Nxe3 Kh5 56.Kf3 Kxh4 57.Nf5+ Kg5 58.Nxd4 cxd4 59.Ke4 Kf6 60.Kxd4 Ke6 61.Kc5 1-0

Rene Wolfslag (1627) - Cas Roorda (1748) FK 2023, 06/29/2023 Round 6

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Nge2 dxe4 5.a3 Bxc3+ 6.Nxc3 Nc6 7.Be3 f5 8.Qd2 Nge7 9.O-O-O O-O 10.Bc4 Nd5 11.Bxd5 exd5 12.Ne2 b6 13.h4 Ba6 14.Nf4 Qd6 15.Nh3 Ne7 16.Bf4 Qd7 17.h5 h6 18.Qe3 Kh7 19.Qg3 c5 20.dxc5 bxc5 21.Be5 Rf7 22.Nf4 Rc8 23.Ng6 Qe6 24.Nh4 d4 25.Bf4 d3 26.Rhe1 Qa2 27.Be5 dxc2 28.Kxc2 Bd3+ 29.Kd2 c4 30.Rc1 Rd8 31.Red1 f4 32.Qg4 Rd5 33.Qe6 c3+ 34.Ke1 Qxb2 35.Rxd3 exd3 36.Bxf4 d2+ 37.Bxd2 cxd2+ 38.Kf1 Qxc1+ 39.Ke2 d1=Q# 0-1

Dolf Wissmann (2031) - Zahid Dzaferspahic (1816) FK 2023, 06/29/2023 Round 6

1.e4 c5 2.Nf3 g6 3.d4 Bg7 4.dxc5 Qa5+ 5.Bd2 Qxc5 6.Nc3 a6 7.Bd3 b5 8.O-O Bb7 9.Re1 Nf6 10.e5 Nd5 11.Ne4 Qc8 12.b3 O-O 13.c4 bxc4 14.bxc4 Nc7 15.Rb1 Ne6 16.Qb3 Bxe4 17.Bxe4 Nc5 18.Qc2 Nxe4 19.Qxe4 Qc6 20.Qh4 f6 21.Rb3 Qa4 22.Bh6 Nc6 23.Rbe3 Qxa2 24.Bxg7 Kxg7 25.exf6+ exf6 26.Nd4 Rf7 27.Rh3 Kg8 28.Nf3 Qb2 29.Rg3 Ne5 30.Qe4 Raf8 31.Qd5 Nxf3+ 32.Rxf3 Kg7 33.Rfe3 Qb6 34.h4 Qc6 35.Qd3 Qc5 36.Re4 a5 37.Rd4 Rd8 38.Rd5 Qc7 39.Rd6 Rc8 40.Re4 Qa7 41.h5 a4 42.hxg6 hxg6 43.Rg4 g5 44.Rxg5+ Kf8 45.Rg3 Qc7 46.Qa3 Qc5 47.Qd3 Rc7 48.Rd5 Qxc4 49.Qa3+ Re7 50.Qd6 Qc6 51.Rf3 Qxd6 52.Rxd6 Ra7 53.Rfxf6+ Ke8 54.Ra6 d5 55.Rh6 a3 56.Rxa7 1-0

Pieter Postma (1709) - Wessel van der Berg (1937) FK 2023, 06/29/2023 Round 6

1.Nf3 c5 2.g3 d5 3.Bg2 Nc6 4.d3 e5 5.O-O f5 6.e4 fxe4 7.dxe4 d4 8.Nbd2 Be6 9.Qe2 Be7 10.Nc4 Bf6 11.Rd1 b5 12.Ne3 Rb8 13.c4 a6 14.Nd5 Nge7 15.Ng5 Bxg5 16.Bxg5 O-O 17.b3 Qd6 18.a3 bxc4 19.bxc4 Ng6 20.Rab1 Nce7 21.Qd2 Nxd5 22.cxd5 Bg4 23.Rxb8 Qxb8 24.Rc1 h6 25.Rxc5 Bd7 26.Bxh6 gxh6 27.Qxh6 Rf6 28.Bh3 Qb6 29.Bxd7 Qxc5 30.Be6+ Rxe6 31.dxe6 Ne7 32.Qf6 d3 33.Qf7+ Kh8 34.Qf6+ Kh7 35.Qf7+ Kh6 36.Qf8+ Kg6 37.Qf7+ Kh6 38.Qf8+ Kh7 1/2-1/2

Mark Derks (1531) - Pieter Hoekstra (1688) FK 2023, 06/29/2023 Round 6

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 Qc7 7.Bb3 Nbd7 8.Nd5 Nxd5 9.exd5 Nf6 10.O-O g6 11.Re1 Bg7 12.Bg5 O-O 13.Qd2 Re8 14.Bh6 b5 15.Rac1 Bb7 16.c4 Qd7 17.cxb5 axb5 18.Bxg7 Kxg7 19.Nf3 Rac8 20.h3 Rxc1 21.Rxc1 Rc8 22.Rxc8 Qxc8 23.Qd4 Qc5 24.Qe3 Qxe3 25.fxe3 Bxd5 26.Bxd5 Nxd5 27.Nd4 Nc7 28.Kf2 Kf6 29.e4 e5 30.Nc6 d5 31.Nb4 d4 32.Nd5+ Nxd5 33.exd5 Ke7 34.b3 Kd6 35.a4 bxa4 0-1

Rowan Pieron (943) - Pieter Bosma (1080) FK 2023, 06/29/2023 Round 6

1.f4 d5 2.Nf3 Nf6 3.e3 Bf5 4.b3 c5 5.Bb2 Qb6 6.Be2 Nbd7 7.O-O h6 8.c4 e6 9.Ne5 d4 10.exd4 cxd4 11.d3 Nxe5 12.fxe5 Nd7 13.Nd2 Nxe5 14.Nf3 Nxf3+ 15.Bxf3 Be7 16.h3 Bh4 17.a3 e5 18.Bg4 g6 19.b4 Qe6 20.Qa4+ Kf8 21.Qd1 h5 22.Bxf5 gxf5 23.Qf3 f4 24.Qxb7 Re8 25.Qxa7 Rg8 26.Qc5+ Be7 27.Qd5 Qxd5 28.cxd5 Bd6 29.Rf3 e4 30.dxe4 Rxe4 31.Rc1 Ke7 32.b5 Re2 33.Bxd4 Rgxg2+ 34.Kf1 Rc2 35.Rxc2 Rxc2 36.Rc3 Rxc3 37.Bxc3 Bxa3 38.Ke2 Bd6 39.Kf3 f6 40.b6 Bb8 41.Bb4+ Kd7 42.b7 f5 43.Bd2 1-0

Maarten Etmans (1948) - Amir Nicolai (2220) FK 2023, 06/29/2023 Round 6

1.e3 d5 2.Nf3 Nf6 3.b4 Bf5 4.Bb2 e6 5.a3 Bd6 6.d3 a5 7.b5 Nbd7 8.Be2 h6 9.Nbd2 Bh7 10.d4 c5 11.c4 O-O 12.cxd5 exd5 13.dxc5 Nxc5 14.Nb3 Nce4 15.O-O Re8 16.Rc1 a4 17.Nbd2 Qe7 18.Nb1 Red8 19.Nfd2 Nc5 20.Bxf6 Qxf6 21.Nf3 Nb3 22.Bd3 Bxd3 23.Qxd3 Nxc1 24.Rxc1 Qb2 25.Rd1 Rac8 0-1

Riemer Jonker (1100) - Bert Hassing (1467) FK 2023, 06/29/2023 Round 6

1.d4 Nf6 2.Bf4 d5 3.e3 e6 4.c3 c5 5.Nd2 Nc6 6.Ngf3 Bd6 7.Bg3 O-O 8.Bd3 c4 9.Bc2 b5 10.Ne5 Bb7 11.e4 Be7 12.Nxc6 Bxc6 13.Qf3 dxe4 14.Nxe4 Nxe4 15.Bxe4 Bxe4 16.Qxe4 b4 17.O-O bxc3 18.bxc3 Qa5 19.Qc2 Bf6 20.Rad1 Rfe8 21.Rfe1 Rad8 22.Be5 Be7 23.Re4 f5 24.Re3 Bd6 25.Rde1 f4 26.Rh3 g6 27.Rh6 Bxe5 28.Rxe5 Rd5 29.Rxg6+ Kh8 30.Rxd5 exd5 31.f3 hxg6 32.Qxg6 Re1+ 33.Kf2 Qxa2+ 34.Kxe1 Qa1+ 35.Ke2 Qa2+ 36.Ke1 Qa1+ 37.Kd2 Qa2+ 38.Qc2 Qa6 39.g3 fxg3 40.hxg3 Qh6+ 41.Ke1 Qe3+ 42.Qe2 Qxc3+ 43.Qd2 Qxf3 44.Qh6+ Kg8 45.Qg6+ Kf8 46.Qd6+ Kg7 47.Qe7+ Qf7 48.Qg5+ Qg6 1/2-1/2

Rein de Boer (1920) - Oene Schriemer (1957) FK 2023, 06/29/2023 Round 6

1.e4 c6 2.Nc3 d5 3.Nf3 Nf6 4.e5 Ne4 5.d4 Nxc3 6.bxc3 Bf5 7.Nh4 Be4 8.f3 e6 9.g3 g5 10.fxe4 gxh4 11.Qg4 h5 12.Qg5 Qa5 13.Bd2 Nd7 14.c4 Bb4 15.Rb1 Bxd2+ 16.Qxd2 Qxa2 17.Rxb7 O-O-O 18.Rb3 dxc4 19.Bxc4 Nb6 20.Qc3 Nxc4 21.Qxc4 Qa5+ 22.Ke2 Qc7 23.Qa6+ 1-0

Maarten Jan Buurman (1606) - Pieter Ploeger (1570) FK 2023, 06/29/2023 Round 6

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Bd2 Qe7 5.Qb3 Bxd2+ 6.Nbxd2 c6 7.g3 d5 8.Bg2 Nbd7 9.O-O b6 10.cxd5 Bb7 11.dxe6 Qxe6 12.Qxe6+ fxe6 13.Ng5 Ke7 14.Rac1 Rac8 15.Bh3 Nf8 16.Nc4 h6 17.Nf3 Ng6 18.Nce5 Nxe5 19.Nxe5 Rhd8 20.e3 Rc7 21.Bg2 Rdc8 22.Rc2 Kd6 23.Rfc1 Nd5 24.a3 Ne7 25.Rc4 c5 26.Nf7+ Kd7 27.Bxb7 Rxb7 28.dxc5 Rxc5 29.Rxc5 bxc5 30.Rc2 Rc7 31.Ne5+ Kd6 32.f4 Nc6 33.Rd2+ Ke7 34.Nxc6+ Rxc6 35.e4 a5 36.Kf2 c4 37.Rc2 a4 38.e5 Rc5 39.Ke3 Kd7 40.Kd4 1-0

Wytze van der Zee (1550) - Wesley Bloemsma (1716) FK 2023, 06/29/2023 Round 6 [,Gebruiker]

1.e4 Nf6 2.Nc3 e5 3.Nf3 Nc6 4.a3 d5 5.exd5 Nxd5 6.Nxd5 Qxd5 7.d3 Bc5 8.Be2 Bg4 9.Be3 Nd4 10.Bxd4 exd4 11.h3 Be6 12.Qd2 h6 13.O-O O-O-O 14.Nh2 g5 15.f4 gxf4 16.Qxf4 Bd6 17.Qe4 Qg5 18.Bg4 Bxh2+ 19.Kxh2 Bxg4 20.hxg4 Rhe8 21.Qf5+ Qxf5 22.Rxf5 Rd7 23.Raf1 Re2 24.R1f2 Rxf2 25.Rxf2 Kd8 26.Re2 Re7 27.Rxe7 Kxe7 28.a4 c5 29.Kg3 Ke6 30.a5 Kf6 31.c3 Ke6 32.Kf3 b6 33.axb6 axb6 34.cxd4 cxd4 35.b3 b5 36.b4 Kd6 37.Kf4 Kd5 38.g5 hxg5+ 39.Kxg5 Ke5 Kon niet helemaal uit de notatie komen.... zwart sloeg uiteindelijk op d3 en won de partij 0-1

Erik Sparenberg (2057) - Selwin Keuning (2227) FK 2023, 06/29/2023 Round 6

1.d4 Nf6 2.c4 e6 3.Nf3 d5 4.g3 dxc4 5.Bg2 c5 6.O-O Nc6 7.Qa4 Bd7 8.Qxc4 b5 9.Qd3 c4 10.Qd1 Rc8 11.b3 Na5 12.bxc4 Nxc4 13.Nbd2 Nxd2 14.Bxd2 Bc6 15.Qb3 a6 16.Rac1 Bd5 17.Qb2 1/2-1/2

Migchiel de Jong (2251) - Richard Buurstra (1747) FK 2023, 06/29/2023 Round 6

1.e4 c5 2.Nf3 e6 3.g3 Nc6 4.Bg2 g6 5.d4 cxd4 6.Nxd4 Bg7 7.Nb5 Qa5+ 8.N1c3 a6 9.Nd6+ Ke7 10.O-O Qc5 11.Bf4 Be5 12.Nxc8+ Rxc8 13.Qd2 Bxf4 14.Qxf4 Qe5 15.Qe3 Qd4 16.Qg5+ Nf6 17.Rad1 Qe5 18.Qd2 Rcd8 19.Nd5+ exd5 20.exd5 Qxb2 21.dxc6 bxc6 22.Qd6+ Ke8 23.Rfe1+ 1-0

Mees Kamstra (1378) - Anne-Floor Poortman (1027) FK 2023, 06/29/2023 Round 6

1.e4 e6 2.d4 d5 3.exd5 exd5 4.Bd3 Nf6 5.Nf3 Bd6 6.O-O O-O 7.Bg5 Nc6 8.c3 h6 9.Bh4 Be7 10.Re1 Ng4 11.Bxe7 Nxe7 12.Nbd2 Ng6 13.Qb3 c6 14.h3 Nf6 15.Bxg6 fxg6 16.Ne5 Kh7 17.Re3 h5 18.Rg3 Qe8 19.Nxg6 Rf7 20.Qc2 Ne4 21.Nf3 Bf5 22.Ngh4 Nxg3 23.Nxf5 Nxf5 24.Ng5+ Kh6 25.Nxf7+ Qxf7 26.Qd2+ g5 27.f4 g4 28.hxg4 hxg4 29.Kf2 Qe7 30.Rh1+ Kg6 31.Qd3 Re8 0-1

Wander Jorritsma (1250) - Martijn Tuininga (1564) FK 2023, 06/29/2023 Round 6

1.c4 Nf6 2.Nc3 g6 3.g3 Bg7 4.Bg2 d6 5.d3 c6 6.Nf3 O-O 7.O-O Nbd7 8.Rb1 Re8 9.Nd2 e5 10.b4 a6 11.a4 a5 12.b5 c5 13.Nde4 Nxe4 14.Nxe4 Nf6 15.Bg5 Ra7 16.Bxf6 Bxf6 17.f4 exf4 18.Nxf6+ Qxf6 19.Rxf4 Qd8 20.Bd5 b6 21.e4 h5 22.Kg2 Kg7 23.Rb2 Rae7 24.Rbf2 Rf8 25.Rf6 Bf5 26.Qa1 Re5 27.Rxf7+ Rxf7 28.Bxf7 Kxf7 29.Qf1 Qf6 30.exf5 Rxf5 31.Rxf5 Qxf5 32.Qxf5+ gxf5 33.Kf3 Kg6 34.h3 Kf6 35.h4 Kg6 36.Ke3 Kf7 37.d4 Ke6 38.dxc5 dxc5 39.Kd3 Ke5 40.Ke3 1/2-1/2

Eeltsje Boomsma (1626) - Sipke de Schiffart (1733) FK 2023, 06/28/2023 Round 5

1.e4 e5 2.d4 exd4 3.c3 dxc3 4.Nxc3 Bc5 5.Bc4 d6 6.Nf3 Nf6 7.O-O O-O 8.Bg5 c6 9.e5 dxe5 10.Qxd8 Rxd8 11.Nxe5 Be6 12.Bxe6 fxe6 13.Rad1 Na6 14.Bxf6 gxf6 15.Ng4 Kf7 16.Ne3 Nc7 17.Ne4 Be7 18.g3 Nd5 19.Ng2 f5 20.Nd2 Bf6 21.Nf3 Rd7 22.b3 Rad8 23.Ne3 Nxe3 24.Rxd7+ Rxd7 25.fxe3 Rd3 26.Kf2 e5 27.Ke2 e4 28.Ne1 Rd5 29.Ng2 Ra5 30.a4 Rc5 31.Rd1 Ke7 32.Ne1 Rc3 33.Rb1 Bg5 34.Ng2 Rc2+ 35.Kf1 Rd2 36.h4 Bf6 37.Nf4 Rh2 38.Kg1 Rc2 39.Kf1 Be5 40.Ne2 h5 41.Ke1 Rc5 42.Kf2 Rc2 43.Ke1 a5 44.Kd1 Rc5 45.Ke1 Rd5 46.Nf4 Bxf4 47.gxf4 Rd8 48.Rb2 Rg8 49.Rh2 Rg1+ 50.Kd2 Kd6 51.Kc2 Kc5 52.Kb2 Re1 53.Rc2+ Kd6 54.Rd2+ Ke7 55.Rg2 Rxe3 56.Rg5 Ke6 57.Rxh5 Rf3 58.Rh6+ Kd5 59.Rh7 Rxf4 60.h5 Rh4 61.h6 Kd4 62.Rd7+ Kc5 0-1

Pieter Ploeger (1570) - Pieter Postma (1709) FK 2023, 06/28/2023 Round 5

1.e4 g6 2.d4 Bg7 3.Nf3 d6 4.c3 a6 5.Bf4 Nf6 6.Nbd2 O-O 7.h3 Nbd7 8.Bd3 b5 9.Qc2 c5 10.e5 Ne8 11.O-O Bb7 12.Rfe1 cxd4 13.exd6 e5 14.Bg5 f6 15.Bh4 Rc8 16.Be4 Nxd6 17.Bxb7 Nxb7 18.Nxe5 Nxe5 19.Rxe5 g5 20.Qb3+ Kh8 21.Rd5 Qe7 22.Bg3 dxc3 23.bxc3 Rfd8 24.Rxd8+ Qxd8 25.Rd1 Nc5 26.Qc2 Na4 27.Ne4 Qe7 28.Bd6 Qe6 29.Bb4 Bf8 30.Bxf8 Rxf8 31.Rd6 Qe5 32.Qd3 Nb2 33.Qd4 Qxd4 34.cxd4 Kg7 35.Rxa6 Nc4 36.Nd6 Nxd6 37.Rxd6 Ra8 38.Rb6 Rxa2 39.Rxb5 Ra4 40.d5 Rd4 1/2-1/2

Erik Sparenberg (2057) - Maarten Etmans (1948) FK 2023, 06/28/2023 Round 5

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 e5 5.Nb5 a6 6.Nd6+ Bxd6 7.Qxd6 Qe7 8.Qd1 Nf6 9.Nc3 O-O 10.Bg5 Qe6 11.Bxf6 Qxf6 12.Bc4 d6 13.O-O Be6 14.Bd5 Rac8 15.Qd2 Rc7 16.Rad1 Rd7 17.Na4 Bxd5 18.exd5 Ne7 19.c4 b5 20.cxb5 axb5 21.Nc3 Rb8 22.f4 exf4 23.Rxf4 Qh6 24.Rb4 Qxd2 25.Rxd2 Rdb7 26.b3 Kf8 27.Kf2 Ke8 28.g4 Kd7 29.h4 Ng6 30.h5 Ne5 31.g5 Ke7 32.Ne4 h6 33.gxh6 gxh6 34.Ng3 Kd7 35.Nf5 Rg8 36.a4 Rg4 37.Rxg4 Nxg4+ 38.Kf3 Nf6 39.a5 b4 40.Nxh6 Nxh5 41.Ke4 Rb5 42.Ra2 Nf6+ 43.Kd4 Nxd5 44.a6 Nb6 45.a7 Rd5+ 46.Ke4 Re5+ 47.Kf4 Re6 48.Nf5 Re8 49.Ra6 1/2-1/2

Bert Hassing (1467) - Richard Buurstra (1747) FK 2023, 06/28/2023 Round 5

1.c4 c6 2.g3 d5 3.cxd5 cxd5 4.d4 Nc6 5.Bg2 Nf6 6.Nf3 Bf5 7.a3 e6 8.Nc3 h6 9.O-O Be7 10.Ne5 O-O 11.e3 Nxe5 12.dxe5 Nd7 13.e4 dxe4 14.Bxe4 Bxe4 15.Nxe4 Nxe5 16.Qe2 Qd3 17.Nc3 Qxe2 18.Nxe2 Bf6 19.Nc3 Rac8 20.Ne4 Be7 21.Bf4 Nd3 22.Bd6 Bxd6 23.Nxd6 Rc2 24.Rab1 b6 25.Nb5 a6 26.Nd4 Rxb2 27.Rxb2 Nxb2 28.Rb1 Nc4 29.a4 Rd8 30.Nc6 Rd6 31.Nb4 b5 32.axb5 axb5 33.Nc2 Rd5 34.Nb4 Rd2 35.Nc6 Rb2 36.Ra1 g5 37.Ra8+ Kg7 38.h3 Nd2 39.Rb8 Ne4 40.f4 Nxg3 41.fxg5 hxg5 42.Rb7 Kg6 43.Ne5+ Kf6 44.Nxf7 Ne2+ 45.Kf1 Nf4 46.Nd6 b4 47.Ne4+ Kg6 48.Nc5 Nxh3 49.Nxe6 Nf4 50.Nc5 Kh5 51.Ne4 b3 52.Nc5 Rb1+ 53.Kf2 b2 54.Na4 Ra1 55.Nxb2 Ra2 56.Ke3 Kg4 57.Nd3 Ra3 58.Rd7 Kg3 59.Rg7 Rxd3+ 60.Ke4 g4 61.Kf5 Rd5+ 62.Ke4 Ra5 63.Rg8 Nh5 64.Rb8 Nf6+ 65.Kd4 Kh3 66.Rh8+ Kg2 67.Rf8 Ra4+ 68.Ke3 Nd5+ 69.Kd3 g3 70.Rd8 Nf4+ 71.Ke3 Ne6 72.Rd2+ Kh3 0-1

Selwin Keuning (2227) - Wessel van der Berg (1937) FK 2023, 06/28/2023 Round 5

1.e4 c5 2.c3 Qc7 3.d4 d6 4.Nf3 e5 5.dxe5 dxe5 6.Bc4 Be7 7.O-O Nc6 8.Re1 Nf6 9.Nbd2 O-O 10.Nf1 a6 11.Ne3 b5 12.Bd5 Nxd5 13.Nxd5 Qb7 14.Nxe7+ Qxe7 15.Qd5 Bb7 16.Bg5 Qe6 17.Qxe6 fxe6 18.Rad1 h6 19.Be3 c4 20.Bb6 Rae8 21.Rd6 g5 22.h3 Rf7 23.a4 Kg7 24.Rxc6 Bxc6 25.Nxe5 Rb7 26.Bd4 Bxe4 27.Rxe4 Kh7 28.a5 h5 29.Nf3 Kg6 30.Re5 g4 31.hxg4 hxg4 32.Rg5+ Kh6 33.Rxg4 b4 34.cxb4 Rxb4 35.Bc3 Ra4 36.Ne5 Rf8 37.f3 Rc8 38.Nf7+ Kh5 39.Rg5+ Kh4 40.Be1# 1-0

Wesley Bloemsma (1716) - Wander Jorritsma (1250) FK 2023, 06/28/2023 Round 5

1.d4 d5 2.Nc3 c6 3.Bf4 Bf5 4.f3 e6 5.e4 Bg6 6.h4 h6 7.Bd3 Bb4 8.Nge2 Nd7 9.g4 dxe4 10.Bxe4 Bxe4 11.fxe4 Ngf6 12.Ng3 Bxc3+ 13.bxc3 Qa5 14.Bd2 Qc7 15.Qf3 O-O-O 16.a4 Nb6 17.e5 Nfd5 18.Qd3 f6 19.c4 Ne7 20.Bf4 g5 21.a5 Nxc4 22.Qxc4 gxf4 23.Qxe6+ Qd7 24.Qxd7+ Rxd7 25.exf6 fxg3 26.fxe7 Rxe7+ 27.Kd2 Re4 28.c3 Rxg4 29.Rag1 Rf8 30.Rh3 Rf3 31.Rg2 h5 32.Rg1 Kd7 33.Rg2 Kd6 34.c4 Ra3 35.Ke2 Ke6 36.a6 bxa6 37.Kf1 Kf5 38.d5 cxd5 39.cxd5 Ke5 40.Re2+ Kxd5 41.Kg2 a5 42.Rd2+ Kc4 43.Rc2+ Rc3 44.Ra2 Kb4 45.Rb2+ Rb3 46.Ra2 a4 0-1

Oene Schriemer (1957) - Willem Kuiper (1728) FK 2023, 06/28/2023 Round 5

1.e4 b6 2.d4 Bb7 3.Bd3 Nf6 4.Qe2 e6 5.Nf3 d6 6.O-O Nbd7 7.h3 c6 8.Bf4 Qc7 9.Nbd2 a6 10.Rfe1 b5 11.c4 e5 12.Bh2 Be7 13.Rac1 Qb8 14.Nb3 Ra7 15.c5 O-O 16.Qe3 Ne8 17.cxd6 Bxd6 18.dxe5 Bc7 19.Qd4 Nb6 20.Nc5 Bc8 21.Kh1 f6 22.e6 Bxh2 23.Nxh2 Nd6 24.e5 fxe5 25.Rxe5 Re7 26.Qh4 1-0

Amir Nicolai (2220) - Dolf Wissmann (2031) FK 2023, 06/28/2023 Round 5

1.e4 g6 2.d4 Bg7 3.Nc3 Nc6 4.Be3 d5 5.exd5 Nb4 6.Bb5+ Bd7 7.Bc4 Bf5 8.Bb3 Nf6 9.Qe2 O-O 10.Nf3 Nbxd5 11.Nxd5 Nxd5 12.Bd2 Qd6 13.O-O a5 14.a4 b6 15.Rfe1 c5 16.dxc5 Qxc5 17.c3 Rad8 18.Rad1 Bf6 19.Bh6 Rfe8 20.Bxd5 Rxd5 21.Be3 Qd6 22.Rxd5 Qxd5 23.Bxb6 Rb8 24.Ba7 Rb7 25.Bd4 Bg4 26.Bxf6 exf6 27.Rd1 Qc6 28.Rd4 Kg7 29.Rxg4 1-0

Cas Roorda (1748) - Migchiel de Jong (2251) FK 2023, 06/28/2023 Round 5

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Bd3 Ne7 6.O-O Nbc6 7.Nxc6 Nxc6 8.c4 Bc5 9.Nc3 O-O 10.Re1 d6 11.Be3 e5 12.a3 Be6 13.b4 Bxe3 14.Rxe3 Rc8 15.Rc1 a5 16.b5 Nd4 17.Ne2 Qb6 18.Nxd4 Qxd4 19.Qc2 Rc7 20.Bf1 Rfc8 21.Rd1 Qc5 22.Rc3 g6 23.h3 Kg7 24.Qd2 Rd7 25.Rdc1 Rf8 26.Qe3 b6 27.Qxc5 dxc5 28.Rd3 Rxd3 29.Bxd3 Rd8 30.Rc3 Rd4 31.f3 h5 32.g4 Kh6 33.Kf2 Kg5 34.Kg3 h4+ 35.Kg2 Kf4 36.Kf2 f6 37.a4 Bf7 38.Be2 Rd2 39.Ke1 Ra2 40.Kf2 Rxa4 41.Rc1 Ra2 42.Rc3 Be6 43.Rc1 a4 0-1

Ryan Bruins (1393) - Rowan Pieron (943) FK 2023, 06/28/2023 Round 5

1.e4 g6 2.d4 Bg7 3.Nf3 d6 4.Bc4 c5 5.c3 a6 6.dxc5 Qc7 7.Qb3 e6 8.cxd6 Qxd6 9.O-O Ne7 10.Rd1 Qc7 11.Be3 O-O 12.Nbd2 b5 13.Bd3 Rd8 14.c4 Bd7 15.Rac1 Qb7 16.cxb5 axb5 17.Bf4 Nbc6 18.e5 Nxe5 19.Nxe5 Bxe5 20.Bxe5 Bc6 21.Bf6 Bxg2 22.Qxb5 Re8 23.Qg5 Bd5 24.Qh6 1-0

Pieter Hoekstra (1688) - Wouter van de Griendt (1926) FK 2023, 06/28/2023 Round 5

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.c4 Nf6 6.Nc3 Bb4 7.Bd2 O-O 8.Bd3 Qc7 9.O-O Nc6 10.Nde2 Ne5 11.Nb5 Qa5 12.Bxb4 Qxb4 13.a3 Qe7 14.Nbc3 b6 15.b4 Bb7 16.f3 Qd6 17.Rc1 Qxd3 0-1

Pieter Bosma (1080) - Mees Kamstra (1378) FK 2023, 06/28/2023 Round 5

1.e4 e6 2.d4 d5 3.e5 c5 4.c3 Nc6 5.Nf3 Qb6 6.a3 Bd7 7.Nbd2 cxd4 8.Nxd4 Nxe5 9.f4 Nc6 10.N2f3 Bc5 11.b4 Bxd4 12.cxd4 Nge7 13.Ra2 Nf5 14.Bb2 O-O 15.Bd3 Rac8 16.Bxf5 exf5 17.O-O Rfe8 18.Kh1 Re4 19.Ne5 Nxe5 20.fxe5 Rc4 21.Qf3 Qa6 22.h3 Rxb4 23.Bc3 Rb3 24.Rd1 f4 25.Rf2 Qh6 26.Bb4 Rxf3 27.Rxf3 Qh5 28.Bc3 Bxh3 29.Rxh3 Qxd1+ 30.Kh2 Re2 31.Rh4 Qc2 32.Kh3 0-1

Anne-Floor Poortman (1027) - Mark Derks (1531) FK 2023, 06/28/2023 Round 5

1.e4 d5 2.e5 Bf5 3.d4 e6 4.Nf3 c5 5.c3 Nc6 6.Bd3 Nge7 7.O-O Bg6 8.Qe2 Bxd3 9.Qxd3 Nf5 10.Be3 cxd4 11.Bxd4 Be7 12.Nbd2 Rc8 13.Nb3 b6 14.g4 Nfxd4 15.cxd4 a5 16.a4 h5 17.h3 hxg4 18.hxg4 Bg5 19.Kg2 Ke7 20.Nxg5 Nb4 21.Qd2 Rc2 22.Qf4 f6 23.Rh1 Rxh1 24.Rxh1 Nd3 25.exf6+ Kd7 26.Qf3 Rxf2+ 27.Qxf2 Nxf2 28.Kxf2 Qxf6+ 29.Kg3 Qxg5 30.Re1 Qg6 31.Re5 Qc2 32.Rg5 Qxb3+ 33.Kf4 Qxb2 34.Rxg7+ Kd6 0-1

Rene Wolfslag (1627) - Rein de Boer (1920) FK 2023, 06/28/2023 Round 5

1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Bg5 Be7 6.Bxf6 Bxf6 7.Nf3 O-O 8.Qd2 b6 9.Nxf6+ Qxf6 10.O-O-O Bb7 11.Ne5 Rd8 12.Qe3 Nc6 13.Nxc6 Bxc6 14.Rg1 Rd6 15.Be2 Rad8 16.c3 Qf5 17.Bd3 Qa5 18.Bb1 Ba4 19.Rde1 c5 20.dxc5 bxc5 21.g4 g6 22.h4 c4 23.Qh6 Qd5 24.Bc2 Bxc2 25.Kxc2 Qd2+ 26.Qxd2 Rxd2+ 27.Kc1 Rxf2 28.h5 Rdd2 29.hxg6 Rc2+ 30.Kb1 Rxb2+ 31.Kc1 hxg6 0-1

Ferdi van Bavel (1793) - Sytze Faber (1445) FK 2023, 06/28/2023 Round 5

1.d4 d5 2.Bg5 h6 3.Bh4 Nd7 4.e3 Ngf6 5.Bd3 e6 6.Nd2 Be7 7.c3 c5 8.Ngf3 c4 9.Bc2 a6 10.Qe2 b5 11.Bxf6 Bxf6 12.O-O O-O 13.e4 Re8 14.e5 Be7 15.Ne1 Nf8 16.f4 Rb8 17.Qh5 Nh7 18.g4 Bf8 19.Ng2 Qe7 20.Ne3 g6 21.Qh3 Bd7 22.Kh1 Bg7 23.f5 Qg5 24.Rae1 Bf8 25.Nf3 Qd8 26.fxg6 Ng5 27.Nxg5 Qxg5 28.gxf7+ 1-0

Maarten Jan Buurman (1606) - Jacob Moraal (1568) FK 2023, 06/28/2023 Round 5

1.d4 d5 2.c4 e6 3.Nf3 Nf6 4.g3 Be7 5.Bg2 c6 6.O-O O-O 7.cxd5 exd5 8.Nbd2 Nbd7 9.Qc2 Re8 10.e4 dxe4 11.Nxe4 Nxe4 12.Qxe4 Nf6 13.Qc2 Nd5 14.a3 Be6 15.Re1 Bf8 16.Ng5 g6 17.Nxe6 fxe6 18.Bh3 Qf6 19.Qe4 Nc7 20.Bf4 Rac8 21.Bxc7 Rxc7 22.Bxe6+ Kg7 23.Qe5 Qxe5 24.Rxe5 Rce7 25.Rae1 Kf6 26.Bg8 h6 27.Rxe7 Rxe7 28.Rxe7 Bxe7 29.d5 cxd5 30.Bxd5 b6 31.a4 a5 32.Kf1 Ke5 33.Bc4 Kd4 34.b3 Ke4 35.Ke2 g5 36.f3+ Kd4 37.h3 Bd6 38.h4 gxh4 39.gxh4 Bg3 40.h5 Bh4 41.Be6 Bg5 42.Kf2 Bf4 43.Kg2 Ke3 44.Bg4 Bg5 1/2-1/2

Wim van Zeijl (1466) - Riemer Jonker (1100) FK 2023, 06/28/2023 Round 5

1.c4 e5 2.Nc3 Nf6 3.e4 Nc6 4.Nf3 d6 5.d4 exd4 6.Nxd4 Nxd4 7.Qxd4 Be7 8.h3 O-O 9.Be3 c6 10.O-O-O c5 11.Qd2 Qa5 12.Be2 h6 13.g4 a6 14.g5 hxg5 15.Bxg5 b5 16.cxb5 axb5 17.Bxb5 Be6 18.a4 Rfb8 19.Nd5 Qxd2+ 20.Rxd2 Nxd5 21.Bxe7 Rxb5 22.exd5 Rxa4 23.Rh2 Ra1+ 24.Kc2 Bf5+ 25.Kc3 Rc1+ 0-1

Jelte de Haan (1100) - Wytze van der Zee (1550) FK 2023, 06/28/2023 Round 5

1.d4 d5 2.Bf4 Nf6 3.e3 a6 4.Nf3 e6 5.Bd3 Be7 6.Nbd2 Nbd7 7.Ne5 c5 8.Ndf3 c4 9.Be2 Ne4 10.c3 h6 11.Nxf7 Kxf7 12.Ne5+ Nxe5 13.Bxe5 Rf8 14.Bh5+ Kg8 15.f4 Bf6 16.O-O Bxe5 17.fxe5 Rxf1+ 18.Qxf1 Qe7 19.Qe2 Bd7 20.Bf3 0-1

Martijn Tuininga (1564) - Jura Bruinsma (1587) FK 2023, 06/28/2023 Round 5

1.e4 e6 2.Nf3 d5 3.Nc3 d4 4.Ne2 c5 5.c3 Nc6 6.Qa4 Bd7 7.cxd4 Nxd4 8.Qd1 Nxf3+ 9.gxf3 Nf6 10.b3 Be7 11.Bb2 Rc8 12.Rg1 g6 13.Nc3 a6 14.f4 O-O 15.h4 b5 16.Qf3 Bc6 17.h5 b4 18.hxg6 hxg6 19.Rh1 bxc3 20.Qh3 0-1

Wessel van der Berg (1937) - Erik Sparenberg (2057) FK 2023, 06/27/2023 Round 4

1.d4 d5 2.Nf3 Nf6 3.h3 e6 4.Bg5 h6 5.Bc1 c5 6.c3 Nc6 7.e3 a6 8.Bd3 b5 9.Nbd2 Bb7 10.Qe2 Be7 11.O-O O-O 12.Bb1 Re8 13.Rd1 Qb6 14.Nb3 cxd4 15.exd4 b4 16.Bf4 bxc3 17.bxc3 a5 18.Bd3 a4 19.Nbd2 Ba6 20.Rab1 Bxd3 21.Qxd3 Qa6 22.Qxa6 Rxa6 23.Kf1 Na5 24.Bc7 Rc8 25.Bxa5 Rxa5 26.Rdc1 Ra7 27.c4 dxc4 28.Rxc4 Rxc4 29.Rb8+ Kh7 30.Nxc4 Nd5 31.Nfe5 Rc7 32.Nb6 Rc1+ 33.Ke2 Bd6 34.Rc8 Rxc8 35.Nxc8 Bxe5 36.dxe5 Nc3+ 37.Kd2 Nxa2 38.Nb6 Kg6 39.f4 Nb4 40.Nxa4 Kf5 41.g3 g5 42.fxg5 hxg5 43.Ke3 Kxe5 44.Nb6 Nd5+ 45.Nxd5 Kxd5 46.Kf3 Ke5 47.Kg4 Kf6 48.Kf3 Kf5 49.Ke3 Ke5 50.Kf3 f5 51.Ke3 f4+ 52.Kf3 Kf5 0-1

Pieter Postma (1709) - Ferdi van Bavel (1793) FK 2023, 06/27/2023 Round 4

1.Nf3 Nc6 2.g3 d5 3.Bg2 e5 4.d3 f6 5.O-O Be6 6.Nc3 Qd7 7.a3 g5 8.h4 gxh4 9.Nxh4 Nge7 10.e4 d4 11.Ne2 Ng6 12.Nxg6 hxg6 13.f3 O-O-O 14.Kf2 Be7 15.Rh1 f5 16.f4 fxe4 17.dxe4 exf4 18.gxf4 Bg4 19.Rxh8 Rxh8 20.Qd3 Bh4+ 21.Kg1 Bd8 22.Bd2 Qh7 23.Ng3 Qh2+ 24.Kf2 Bh4 25.Rh1 Qxg3+ 26.Qxg3 Bxg3+ 27.Kxg3 Rxh1 28.Bxh1 Bd1 29.c3 d3 30.e5 Na5 31.Bd5 c6 32.Be6+ Kd8 33.Kf2 Ke7 34.Ba2 Bb3 35.Bxb3 Nxb3 36.Ke3 Ke6 37.Kxd3 b5 38.Be3 a5 39.Ke4 a4 40.Kd3 Na5 41.Kd4 Nb3+ 42.Kd3 Na5 43.Kd4 Nb3+ 1/2-1/2

Zahid Dzaferspahic (1816) - Pieter Hoekstra (1688) FK 2023, 06/27/2023 Round 4

1.d4 d5 2.Nf3 Nf6 3.g3 Bg4 4.Bg2 c6 5.O-O e6 6.Nbd2 Nbd7 7.c4 Bd6 8.Re1 O-O 9.Qb3 Qc7 10.c5 Be7 11.e4 Bh5 12.exd5 Nxd5 13.Nc4 Bxf3 14.Bxf3 N7f6 15.Ne3 Rfd8 16.Bd2 Rd7 17.Rad1 Rad8 18.Qc2 Qc8 19.a3 Nc7 20.Bc3 Nb5 21.Qa4 a6 22.Qc4 Nd5 23.Bxd5 exd5 24.Qd3 Bf8 25.Bd2 Re7 26.a4 Nc7 27.Ba5 Rde8 28.Bxc7 Qxc7 29.b4 g6 30.Nc2 Rxe1+ 31.Rxe1 Rxe1+ 32.Nxe1 Qe7 33.Qe3 Qxe3 34.fxe3 Bh6 35.Kf2 f6 36.Nd3 Kf7 37.Nc1 Ke6 38.Nb3 Kd7 39.Kf3 Bg5 40.h4 Bh6 41.g4 Bf8 42.e4 dxe4+ 43.Kxe4 Be7 44.h5 Bd8 45.hxg6 hxg6 46.d5 cxd5+ 47.Kxd5 Bc7 48.Nd2 Be5 49.Nf3 Bg3 50.b5 axb5 51.axb5 f5 52.gxf5 gxf5 53.Nd4 f4 54.Nf3 Kc7 55.Nd4 Kd7 56.Ke4 Bf2 57.Nb3 Be3 58.Kd3 Kc7 59.Nd4 Kd7 60.Kc4 Bf2 61.Kd5 Be3 62.Nf3 Kc7 63.Ne5 Bf2 64.Nd3 Be3 65.Ne1 Kd7 66.Ng2 Kc7 67.Nh4 Kd7 68.Ng6 Kc7 69.Ne5 Bf2 70.Nd3 Be3 71.Ke4 Kd7 72.Kd5 Kc7 73.Ne5 Bf2 74.Nd3 Be3 75.Ke4 Kd7 76.Kd5 Kc7 77.Ke4 Kd7 78.Nxf4 Bxc5 79.Kd5 Be3 80.Ne6 Bb6 1/2-1/2

Dolf Wissmann (2031) - Oene Schriemer (1957) FK 2023, 06/27/2023 Round 4

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.Nf3 Nd7 7.h4 h6 8.h5 Bh7 9.Bd3 Bxd3 10.Qxd3 Ngf6 11.Bd2 e6 12.Qe2 Qc7 13.O-O-O O-O-O 14.Kb1 Bd6 15.Nf1 Rhe8 16.Ne3 Nd5 17.Nc4 Bf4 18.Ba5 b6 19.g3 Bd6 20.Nxd6+ Qxd6 21.Bd2 Kb7 22.Rhe1 Qe7 23.Qc4 Qf6 24.Qb3 Nc7 25.Bc1 Qf5 26.Nd2 Qb5 27.Qf3 Nf6 28.Re5 Qb4 29.Nb3 Qe7 30.Rd3 Nd7 31.Re1 Nd5 32.c4 Nb4 33.Rde3 Qf6 34.a3 Na6 35.Qg2 Nc7 36.Rf3 Qe7 37.Bf4 Nf6 38.Na5+ bxa5 39.Rb3+ Kc8 40.Qxc6 Rd6 41.Bxd6 Qd7 42.Qa8+ 1-0

Jura Bruinsma (1587) - Rene Wolfslag (1627) FK 2023, 06/27/2023 Round 4

1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.d4 Nf6 5.Nf3 Bf5 6.Bd2 c6 7.Be2 e6 8.Nh4 Bg6 9.Nxg6 hxg6 10.Ne4 Qc7 11.g3 Nxe4 12.Be3 Bd6 13.Bf3 Nf6 14.Qe2 Nbd7 15.O-O Nd5 16.Bd2 O-O-O 17.c4 N5f6 18.b4 Rde8 19.c5 Bf8 20.b5 cxb5 21.c6 Nb6 22.cxb7+ Kb8 23.Qxb5 Bd6 24.Rfc1 Qe7 25.Bc6 Rd8 26.Ba5 Bc7 27.Bb4 Bd6 28.Bc5 Nfd5 29.a4 Bxc5 30.dxc5 Nc7 31.Qa5 Nbd5 32.Rab1 f5 33.Bb5 f4 34.c6 fxg3 35.hxg3 Rdf8 36.Bd3 Qf6 37.Qd2 Qf3 38.Qe2 Rh1# 0-1

Richard Buurstra (1747) - Ryan Bruins (1393) FK 2023, 06/27/2023 Round 4

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 g6 5.Nc3 Bg7 6.Be3 Nf6 7.f3 O-O 8.Qd2 d6 9.O-O-O Be6 10.Nxe6 fxe6 11.Bc4 Qd7 12.Bh6 Ne5 13.Bxg7 Nxc4 14.Qh6 Rf7 15.Bxf6 exf6 16.Rd4 Rc8 17.Rhd1 Rc5 18.Kb1 Rh5 19.Qc1 Qc6 20.b3 Na3+ 21.Qxa3 Qxc3 22.Rc4 Qe5 23.h3 d5 24.exd5 exd5 25.Rcd4 Qe2 26.R4d2 Qe6 27.Qxa7 Re5 28.Qc5 Rd7 29.c4 dxc4 30.Qc8+ 1-0

Willem Kuiper (1728) - Martijn Tuininga (1564) FK 2023, 06/27/2023 Round 4

1.e4 g6 2.d4 Bg7 3.Nc3 Nc6 4.Nf3 d6 5.Be3 Nf6 6.h3 a6 7.Be2 Nd7 8.g4 e5 9.d5 Ne7 10.Qd2 h6 11.a4 Nb8 12.O-O-O Bd7 13.Nh2 Nc8 14.f4 b5 15.f5 b4 16.Nb1 Bxa4 17.h4 b3 18.c4 c5 19.Rdf1 a5 20.Nf3 Na6 21.fxg6 fxg6 22.h5 g5 23.Nxg5 hxg5 24.Bxg5 Qd7 25.h6 Bf8 26.Bf6 Rh7 27.g5 Ne7 28.Bh5+ Kd8 29.Bg6 Rh8 30.Bf5 Qe8 31.Bxh8 Nb4 32.Bf6 Kc7 33.h7 Ng6 34.h8=Q Nf4 35.Rh7+ Kb6 36.Rxf4 exf4 37.Nc3 f3 38.Kd1 f2 39.Qxf2 Nd3 40.Qh2 Ka6 41.Rd7 Bxd7 42.Q8h7 Ra7 43.Bxd7 Rxd7 44.e5 Rxh7 45.Qxh7 Nxb2+ 46.Kc1 Nxc4 47.Qd3 a4 48.Qxc4+ Ka5 49.Bd8+ Qxd8 50.Qb5# 1-0

Riemer Jonker (1100) - Pieter Ploeger (1570) FK 2023, 06/27/2023 Round 4

1.d4 Nf6 2.Bf4 d5 3.Nf3 Nc6 4.e3 e6 5.c3 Be7 6.Nbd2 Nh5 7.Bg3 Nxg3 8.hxg3 Bd6 9.Qb3 Bd7 10.c4 Na5 11.Qc3 b6 12.b4 Nxc4 13.Nxc4 dxc4 14.Bxc4 Qe7 15.a3 a5 16.d5 O-O 17.Ke2 axb4 18.Qc2 g6 19.Bd3 Rxa3 20.Rxa3 bxa3 21.dxe6 Bxe6 22.Nh4 f5 23.g4 Qf6 24.gxf5 gxf5 25.Bc4 Bxc4+ 26.Qxc4+ Kg7 27.Qd5 Qb2+ 28.Kf3 Qe5 29.Qb3 Ra8 30.g4 Qe4+ 31.Ke2 Qxg4+ 32.f3 Qg5 33.Qc3+ Kf7 34.Qc4+ Ke7 35.Nxf5+ Qxf5 36.Qh4+ Kd7 37.e4 Qb5+ 38.Kf2 Qb2+ 39.Kf1 a2 0-1

Mark Derks (1531) - Cas Roorda (1748) FK 2023, 06/27/2023 Round 4

1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.g3 g6 5.Bg2 Bg7 6.Nc3 O-O 7.O-O Bf5 8.Qb3 b6 9.Ne5 e6 10.Bd2 Nfd7 11.cxd5 Nxe5 12.dxe5 cxd5 13.f4 Nc6 14.Nb5 f6 15.exf6 Bxf6 16.e4 dxe4 17.Bxe4 Nd4 18.Qd3 Nxb5 19.Bxf5 exf5 20.Qc4+ Kh8 21.Bb4 Qd4+ 0-1

Maarten Etmans (1948) - Selwin Keuning (2227) FK 2023, 06/27/2023 Round 4

1.e4 c5 2.Nf3 e6 3.g3 Nc6 4.Bg2 Nf6 5.d3 d6 6.O-O Be7 7.Nc3 e5 8.Bg5 O-O 9.Bxf6 Bxf6 10.Nd5 g6 11.Nxf6+ Qxf6 12.c3 b5 13.Ne1 b4 14.Nc2 Rb8 15.Ne3 Qg7 16.Nd5 f6 17.Qd2 Be6 18.Rac1 Kh8 19.h3 a5 20.Qc2 Qd7 21.Kh2 Ne7 22.Nxe7 Qxe7 23.c4 1/2-1/2

Sytze Faber (1445) - Wesley Bloemsma (1716) FK 2023, 06/27/2023 Round 4

1.c4 f5 2.e3 d6 3.d4 Nf6 4.Nc3 e6 5.Be2 Be7 6.Nf3 O-O 7.O-O a5 8.a3 Qe8 9.Re1 Ne4 10.Nxe4 fxe4 11.Nd2 d5 12.Nb3 b6 13.Nd2 Bb7 14.b3 Kh8 15.Rf1 Nd7 16.Bb2 Nf6 17.Rc1 Bd6 18.g3 Qg6 19.c5 bxc5 20.dxc5 Be7 21.Be5 c6 22.f3 Nd7 23.Bd6 Bxd6 24.cxd6 e5 25.fxe4 Rxf1+ 26.Nxf1 Qxe4 27.Bd3 1-0

Migchiel de Jong (2251) - Amir Nicolai (2220) FK 2023, 06/27/2023 Round 4

1.Nf3 d5 2.e3 Nf6 3.b3 Bf5 4.Bb2 e6 5.Be2 h6 6.c4 c6 7.O-O Bd6 8.d3 O-O 9.Nbd2 Bh7 10.a3 Nbd7 11.Re1 Re8 12.Bf1 e5 13.cxd5 cxd5 14.Rc1 Qe7 15.Ra1 Rad8 16.b4 e4 17.dxe4 dxe4 18.Nd4 h5 19.g3 h4 20.Nc4 Bb8 21.a4 Ne5 22.Nxe5 Qxe5 23.Qe2 Qg5 24.Qb5 Re5 25.Qxb7 hxg3 26.hxg3 Ng4 27.Rad1 Nxf2 28.Kxf2 Rb5 29.Bxb5 Qxg3+ 30.Kf1 Qh3+ 0-1

Pieter Bosma (1080) - Jelte de Haan (1100) FK 2023, 06/27/2023 Round 4

1.e4 e6 2.d4 d5 3.exd5 exd5 4.Bd3 Nc6 5.c3 Be6 6.Qb3 Qe7 7.Be3 O-O-O 8.Nf3 Qd6 9.O-O h6 10.Nbd2 Nf6 11.h3 g5 12.Qc2 g4 13.hxg4 Nxg4 14.b4 Nxe3 15.fxe3 Qg3 16.Nb3 Bd6 17.Bf5 Rhg8 18.Bxe6+ fxe6 19.b5 Rdf8 20.Rf2 Rxf3 21.Kf1 Qxg2+ 22.Ke1 Qg1+ 23.Kd2 Qxf2+ 24.Kc1 Ba3+ 0-1

Rowan Pieron (943) - Bert Hassing (1467) FK 2023, 06/27/2023 Round 4

1.f4 d5 2.Nf3 Nf6 3.e3 g6 4.b3 Bg7 5.Bb2 O-O 6.Be2 Nc6 7.O-O Re8 8.c4 dxc4 9.Bxc4 Bg4 10.Nc3 e5 11.Ne2 Bxf3 12.Rxf3 exf4 13.Nxf4 Ne5 14.Rh3 Nxc4 15.bxc4 Qd7 16.Rb1 Rad8 17.d4 Ng4 18.Bc1 Qf5 19.Bd2 Bxd4 20.Rb3 Bb6 21.Qe2 Nf6 22.Kh1 Ne4 23.Rb2 Nxd2 24.Rxd2 Qb1+ 0-1

Wouter van de Griendt (1926) - Eeltsje Boomsma (1626) FK 2023, 06/27/2023 Round 4

1.e4 e6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Bd3 Nxe4 7.Bxe4 Nf6 8.Bd3 b6 9.O-O Bb7 10.Qe2 Be7 11.Bf4 Bxf3 12.Qxf3 O-O 13.Be5 Re8 14.Qg3 Bd6 15.Qh4 h6 16.Rad1 Bxe5 17.dxe5 Nd7 18.Qe4 Nf8 19.Bb5 1-0

Jacob Moraal (1568) - Anne-Floor Poortman (1027) FK 2023, 06/27/2023 Round 4

1.e4 e6 2.d4 d5 3.exd5 exd5 4.Bd3 Nc6 5.c3 Nf6 6.Bg5 Be7 7.Nd2 O-O 8.Be3 Bd6 9.Qc2 Ne7 10.O-O-O g6 11.h3 Nf5 12.Bg5 h6 13.Bxf6 Qxf6 14.Ngf3 Nh4 15.Nxh4 Qxh4 16.Rhf1 Be6 17.Nf3 Qe7 18.Kb1 c5 19.Rde1 Kg7 20.g4 c4 21.Bxc4 dxc4 22.d5 Qf6 23.dxe6 fxe6 1/2-1/2

Sipke de Schiffart (1733) - Wander Jorritsma (1250) FK 2023, 06/27/2023 Round 4

1.e4 c6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.Nf3 Nd7 7.Bd3 Bxd3 8.Qxd3 e6 9.O-O Be7 10.Bf4 Ngf6 11.c4 O-O 12.Rfe1 b5 13.b3 Qb6 14.Ne5 Rfd8 15.Qf3 Rac8 16.Bg5 Nf8 17.Ne4 N8d7 18.Ng4 Nxe4 19.Bxe7 Nd2 20.Qc3 Re8 1-0

Wytze van der Zee (1550) - Wim van Zeijl (1466) FK 2023, 06/27/2023 Round 4

1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.a3 d5 5.exd5 Nxd5 6.Nxd5 Qxd5 7.d3 Bg4 8.Be2 O-O-O 9.h3 Bh5 10.Be3 Bc5 11.O-O Bxe3 12.fxe3 e4 13.d4 exf3 14.Bxf3 Bxf3 15.Rxf3 Rhe8 16.Qd3 g6 17.b4 a6 18.c4 Qd7 19.b5 axb5 20.cxb5 Ne5 21.Qc3 Nxf3+ 22.gxf3 Qd5 23.Qc2 Rxe3 24.Rc1 Qd6 25.Kf2 Rxa3 26.Kg2 Qf4 27.Rf1 Rxd4 28.Rf2 Qg5+ 29.Kh1 Ra1+ 30.Kh2 Qf4+ 0-1

Rein de Boer (1920) - Maarten Jan Buurman (1606) FK 2023, 06/27/2023 Round 4

1.e4 c6 2.Nf3 d5 3.Nc3 dxe4 4.Nxe4 Nf6 5.Qe2 Bf5 6.Nxf6+ gxf6 7.d4 Qc7 8.g3 Nd7 9.Bg2 O-O-O 10.O-O e6 11.a4 h5 12.a5 Bd6 13.Nh4 Bg6 14.c4 e5 15.c5 Be7 16.b4 f5 17.Nxg6 fxg6 18.Re1 Bf6 19.b5 e4 20.Bf4 Ne5 21.dxe5 Bxe5 22.Bxe5 Qxe5 23.bxc6 Qxc5 24.Rec1 Qe7 25.cxb7+ Kb8 26.Rab1 Rd7 27.a6 Rhd8 28.Qc2 Rc7 29.Qb2 Rxc1+ 30.Rxc1 Qd6 31.Qc3 Qd7 32.Bf1 f4 33.Qe5+ Qd6 1-0

Wessel van der Berg (1937) - Amir Nicolai (2220) FK 2023, 06/22/2023 Round 3

1.c4 e6 2.Nf3 d5 3.e3 c5 4.b3 Nc6 5.Bb2 d4 6.d3 e5 7.Be2 Be7 8.e4 Be6 9.Nbd2 Qc7 10.Nf1 g6 11.h4 h6 12.h5 f5 13.hxg6 fxe4 14.dxe4 O-O-O 15.Bd3 Nf6 16.Nh4 Rdg8 17.Ng3 Bd8 18.Qe2 Ne7 19.O-O-O Nxg6 20.Nxg6 Rxg6 21.Rdg1 Qg7 22.Rh2 Ng4 23.Nf5 Bxf5 24.exf5 Ra6 25.Rh3 Nf6 26.Qxe5 Rc6 27.Qg3 Qe7 28.Qf3 h5 29.Kb1 Re8 30.Bc1 Ba5 31.Bg5 Bc3 32.Bc1 Qc7 33.Qd1 Qa5 34.f3 Rc7 35.g4 hxg4 36.fxg4 Rce7 37.Rhh1 Ne4 38.Bxe4 Rxe4 39.Rh2 Qc7 40.Rc2 Re1 41.Rxe1 Rxe1 42.Qf3 Qd6 43.f6 d3 44.Rxc3 d2 45.f7 Qf8 46.Qf5+ 1-0

Sipke de Schiffart (1733) - Willem Kuiper (1728) FK 2023, 06/22/2023 Round 3

1.e4 e5 2.Nf3 Nc6 3.Bb5 g6 4.O-O Bg7 5.d3 Nge7 6.Nc3 O-O 7.Bg5 f6 8.Be3 Kh8 9.a3 d6 10.Bc4 Bd7 11.Qd2 Be8 12.Be6 Bd7 13.Ba2 Be8 14.b4 Bf7 15.b5 Nb8 16.Nd5 Nxd5 17.exd5 Nd7 18.Rfc1 g5 19.h3 h6 20.Qb4 f5 21.Rab1 Qf6 22.Bd2 Bh5 23.Kh2 g4 24.Ng1 Qg6 25.Rf1 f4 26.Qe4 Qf7 27.Rbe1 Nf6 28.Qc4 Rac8 29.Bb1 Bg6 30.c3 h5 31.Qa4 Bh6 32.c4 Rg8 33.Qd1 Qg7 34.h4 Bf5 35.g3 Rce8 36.Bc3 Qe7 37.gxf4 Bxf4+ 38.Kg2 Nxd5 39.cxd5 Qxh4 0-1

Wesley Bloemsma (1716) - Jura Bruinsma (1587) FK 2023, 06/22/2023 Round 3

1.d4 Nf6 2.Bf4 c6 3.e3 Qb6 4.Qc1 Nh5 5.Nf3 Nxf4 6.exf4 d6 7.c3 Bf5 8.Nh4 Bc8 9.Bd3 g6 10.Nd2 Bg7 11.Ndf3 Nd7 12.f5 c5 13.fxg6 hxg6 14.Nxg6 fxg6 15.Bxg6+ Kf8 16.Ng5 Nf6 17.Qe3 Rh6 18.Qd3 cxd4 19.Nf7 Rh4 20.g3 Rg4 21.f3 Rxg6 22.Qxg6 Bf5 23.Qxf5 Kxf7 24.Qc2 Rc8 25.Rc1 dxc3 26.bxc3 Qe3+ 27.Kf1 Qxf3+ 28.Kg1 Ne4 29.Rf1 Bd4+ 30.cxd4 Qxf1+ 31.Kxf1 Rxc2 32.a4 Ra2 33.a5 Rxa5 34.Ke2 b5 35.Kf3 d5 36.h4 Ra4 37.h5 Rc4 38.Ke3 Rc8 39.Kf3 Rg8 40.Kf4 e6 41.Ra1 Ra8 42.Rg1 Rh8 43.Rh1 a5 44.Ke3 a4 45.Ra1 Ke7 46.Rb1 Rb8 47.Kd3 b4 48.h6 b3 49.h7 Rh8 50.Rg1 Rxh7 0-1

Selwin Keuning (2227) - Dolf Wissmann (2031) FK 2023, 06/22/2023 Round 3

1.e4 g6 2.d4 d6 3.Nc3 a6 4.Be3 Bg7 5.Qd2 Nd7 6.O-O-O b5 7.h4 Bb7 8.f3 Rc8 9.h5 c5 10.dxc5 Nxc5 11.Kb1 Ne6 12.Nd5 g5 13.Ne2 Nf6 14.h6 Bf8 15.Nxf6+ exf6 16.Ng3 Qc7 17.Nh5 Be7 18.Ng7+ Kd7 19.c4 bxc4 20.Rc1 Rhg8 21.Nf5 Qb8 22.Bxc4 Rc7 23.Rhf1 Rd8 24.Ka1 Ke8 25.Bb6 Rxc4 26.Rxc4 Rd7 27.Rfc1 d5 28.exd5 Rxd5 29.Qxd5 Bxd5 30.Rc8+ Qxc8 31.Rxc8+ Kd7 32.Nxe7 Kxe7 33.Rh8 g4 34.Rxh7 gxf3 35.gxf3 Bxf3 36.Rh8 Be4 37.h7 Ng5 38.Re8+ 1-0

Maarten Jan Buurman (1606) - Wouter van de Griendt (1926) FK 2023, 06/22/2023 Round 3

1.d4 Nf6 2.c4 e6 3.Nc3 d5 4.Nf3 c5 5.cxd5 exd5 6.g3 Nc6 7.Bg2 Be7 8.O-O O-O 9.e3 a6 10.b3 Bf5 11.Bb2 Rc8 12.Ne5 cxd4 13.Nxc6 bxc6 14.Qxd4 Bg6 15.Rfe1 c5 16.Qa4 d4 17.exd4 cxd4 18.Ne4 Nxe4 19.Bxe4 Bf6 20.Rad1 d3 21.Rxd3 Qb6 22.Bd4 Qe6 23.Rde3 Bxd4 24.Qxd4 Bxe4 25.Rxe4 Qc6 26.Qc4 Qb7 27.Qa4 h6 28.Qb4 Qd5 29.Qa4 Qb7 30.Re7 Qb6 31.Re8 Qf6 32.Rxc8 Rxc8 33.Re8+ Rxe8 34.Qxe8+ Kh7 35.a4 Qf3 36.Qe3 Qd5 37.f3 Qd1+ 38.Kf2 Qc2+ 39.Kg1 Qd1+ 1/2-1/2

Ryan Bruins (1393) - Pieter Bosma (1080) FK 2023, 06/22/2023 Round 3

1.e4 c5 2.c3 e6 3.d4 d6 4.Nf3 Nc6 5.Bf4 Nf6 6.Nbd2 Qb6 7.Nc4 Qd8 8.Bd3 b5 9.Nxd6+ Bxd6 10.Bxb5 Qb6 11.Qa4 Bd7 12.Bxd6 cxd4 13.Nxd4 Nxd4 14.Bxd7+ Nxd7 15.Qxd4 Qxb2 16.O-O e5 17.Bxe5 Rc8 18.Bxg7 Rg8 19.Rad1 Qb7 20.Rfe1 Kd8 21.Bf6+ Ke8 22.f3 Qb6 23.Qxb6 axb6 24.Bd4 Ra8 25.Re2 Ke7 26.e5 Ke6 27.Bxb6 Nxe5 28.f4 1-0

Erik Sparenberg (2057) - Pieter Postma (1709) FK 2023, 06/22/2023 Round 3

1.e4 g6 2.d4 Bg7 3.Nf3 d6 4.c4 Nc6 5.d5 Ne5 6.Nxe5 Bxe5 7.Bd3 c5 8.O-O Bg7 9.Nc3 Nf6 10.Bg5 O-O 11.Qd2 Qb6 12.h3 Re8 13.f4 Nd7 14.Bh4 Bh6 15.Qc2 Bg7 16.Rf3 e5 17.f5 f6 18.fxg6 hxg6 19.Raf1 g5 20.Be1 Qd8 21.Be2 Nf8 22.h4 gxh4 23.Bxh4 Ng6 24.Bxf6 Bxf6 25.Rxf6 Nf4 26.R1xf4 exf4 27.e5 Re7 28.e6 Rg7 29.Qf5 Qe7 30.Ne4 b6 31.Rh6 Bb7 32.Nf6+ 1-0

Cas Roorda (1748) - Wytze van der Zee (1550) FK 2023, 06/22/2023 Round 3 [,Gebruiker]

1.e4 e5 2.Nf3 Nc6 3.Bc4 Be7 4.O-O Nf6 5.d3 O-O 6.Nc3 d6 7.a4 h6 8.Bd2 Bg4 9.h3 Bxf3 10.Qxf3 Nd4 11.Qd1 c6 12.f4 exf4 13.Bxf4 Ne6 14.Bg3 Nh7 15.a5 Bh4 16.Bh2 Qe7 17.Qh5 Bg5 18.Rae1 Rad8 19.Nd5 Qd7 20.Ne3 g6 21.Qg4 Ng7 22.Qxd7 Rxd7 23.b4 a6 24.Rf3 Ne6 25.c3 Kg7 26.d4 Nc7 27.d5 cxd5 28.Nxd5 Nxd5 29.Bxd5 Bd8 Helaas, niet meer te volgen 1-0

Oene Schriemer (1957) - Migchiel de Jong (2251) FK 2023, 06/22/2023 Round 3

1.d4 Nf6 2.Bf4 d5 3.e3 e6 4.Nd2 Bd6 5.Bg3 c5 6.c3 Qc7 7.Ngf3 Nbd7 8.Bd3 b6 9.O-O Bb7 10.Re1 Bxg3 11.hxg3 O-O 12.Rc1 e5 13.dxe5 Nxe5 14.Nxe5 Qxe5 15.Qe2 Rae8 16.Nf3 Qe7 17.Nh4 g6 18.Rcd1 Qc7 19.Qf3 Re6 20.Qf4 Qe7 21.Nf3 Ne4 22.Bxe4 Rxe4 23.Qh6 f6 24.Nd2 Re5 25.Nf3 Re6 26.Qf4 Re4 27.Qh6 Re8 28.Nd2 Re6 29.Qh4 a5 30.Qf4 b5 31.g4 b4 32.Rb1 d4 33.cxd4 cxd4 34.Nc4 Re4 35.Qg3 dxe3 36.Rxe3 Rxe3 37.Nxe3 Qe6 38.b3 Qe4 39.Rd1 Qe6 40.Qc7 1/2-1/2

Pieter Ploeger (1570) - Zahid Dzaferspahic (1816) FK 2023, 06/22/2023 Round 3 [,Gebruiker]

1.e4 e5 2.Nf3 d6 3.d4 exd4 4.Qxd4 Nc6 5.Qd1 Be7 6.Nc3 Nf6 7.Bc4 a6 8.a3 O-O 9.h3 Nd7 10.Be3 Bf6 11.Nd4 Nce5 12.Ba2 Nc5 13.b4 Ne6 14.Nd5 Re8 15.Nxf6+ Qxf6 16.O-O Nxd4 17.Bxd4 Qg6 18.Kh2 Qxe4 19.c3 Qf4+ 20.Kh1 Qh4 21.Bxe5 Rxe5 22.Qf3 Qe7 23.Rad1 Rb8 24.g4 Be6 25.Bb1 c6 26.Qd3 Bd5+ 27.Kg1 g6 28.c4 Be4 29.Qxd6 Re8 30.Qxe7 R5xe7 31.Bxe4 Rxe4 32.c5 Rc4 33.Rc1 Rf4 34.Rc2 Rf3 35.Ra2 Rxh3 36.f3 f5 37.Kg2 fxg4 38.fxg4 Rhe3 niet meer te volgen 0-1

Martijn Tuininga (1564) - Richard Buurstra (1747) FK 2023, 06/22/2023 Round 3

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 Qc7 6.Be3 Nf6 7.a3 a6 8.f4 Be7 9.e5 Ng8 10.Qg4 g6 11.Qh3 d6 12.Nxc6 bxc6 13.exd6 Bxd6 14.Bd4 e5 15.Qe3 f6 16.fxe5 fxe5 17.Bc4 Ne7 18.Bc5 Nf5 19.Bxd6 Qxd6 20.Qe4 Nd4 21.O-O-O Bf5 22.Rxd4 Qxd4 23.Qxc6+ Kf8 24.Qxa8+ Kg7 25.Qd5 Qf4+ 26.Kb1 Qf2 27.Qxe5+ Kh6 28.Ne4 Qxg2 29.Re1 Rc8 30.Bd3 Qf3 31.Qg3 Bxe4 32.Bxe4 Qf8 33.Qh3+ Kg7 34.Qd3 Kh6 35.Bb7 Rb8 36.Qh3+ Kg7 37.Qc3+ Kh6 38.Qe3+ g5 39.Qe6+ Kh5 40.Bf3+ Qxf3 41.Qe2 g4 42.Qe5+ Kh4 43.Qxb8 Qf2 44.Qd8+ Kh3 45.Qd3+ Kxh2 46.Re2 g3 47.Qxh7+ Kg2 48.Qe4+ Kg1 49.Rxf2 gxf2 50.Qg4+ 1-0

Wander Jorritsma (1250) - Wim van Zeijl (1466) FK 2023, 06/22/2023 Round 3

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.h5 Bh7 8.Bd3 Bxd3 9.Qxd3 Qd5 10.Nf3 Nd7 11.c4 Qa5+ 12.Bd2 Qb6 13.O-O Rd8 14.Rfe1 e6 15.Re2 Ngf6 16.Rae1 Be7 17.Rxe6 fxe6 18.Qg6+ Kf8 19.Rxe6 Re8 20.Nf5 Nxh5 21.Qxh5 Qd8 22.Nxe7 Rxe7 23.Bb4 c5 24.Rxe7 Qxe7 25.dxc5 Nf6 26.Qf5 Rg8 27.Ba3 Ke8 28.c6 Qc7 29.Qe6+ Kd8 30.Ne5 Qb6 31.Be7+ Kc7 32.Bd6+ Kd8 33.Nf7# 1-0

Sytze Faber (1445) - Maarten Etmans (1948) FK 2023, 06/22/2023 Round 3

1.c4 e5 2.e3 Nf6 3.Nc3 Bb4 4.Nge2 O-O 5.d3 Bxc3+ 6.Nxc3 d5 7.cxd5 Nxd5 8.Be2 Nc6 9.O-O Be6 10.Nxd5 Qxd5 11.Re1 Rad8 12.b4 e4 13.f3 f5 14.f4 g5 15.Rf1 gxf4 16.Rxf4 Ne5 17.Qc2 Rf7 18.Qc5 Qxc5 19.bxc5 Rd5 20.Rf1 Rxc5 21.Bb2 Rd5 22.Bc3 c5 23.Rac1 b6 24.Rb1 Nxd3 25.Bd1 Rd8 26.g3 Bxa2 27.Ra1 Bc4 28.Be2 Ne5 29.Bxc4 Nxc4 0-1

Anne-Floor Poortman (1027) - Rowan Pieron (943) FK 2023, 06/22/2023 Round 3

1.e4 g6 2.d4 Bg7 3.Nf3 e6 4.Bd3 d6 5.e5 dxe5 6.dxe5 Ne7 7.O-O O-O 8.Nc3 Nbc6 9.Bf4 b6 10.Qd2 Bb7 11.Ne4 Nxe5 12.Nxe5 c5 13.Rad1 Qd4 14.Rfe1 Bxe5 15.c3 Qd5 16.Bxe5 Qxe5 17.Ng5 Qc7 18.Be4 Nd5 19.c4 Nf6 20.Qc3 Nxe4 21.Nxe4 1/2-1/2

Ferdi van Bavel (1793) - Rein de Boer (1920) FK 2023, 06/22/2023 Round 3

1.d4 c5 2.d5 g6 3.e4 Bg7 4.c4 d6 5.Nc3 e6 6.Bd3 exd5 7.exd5 Bxc3+ 8.bxc3 Qf6 9.Ne2 Ne7 10.O-O O-O 11.Bh6 Re8 12.Ng3 Bf5 13.Qa4 Rd8 14.Bxf5 Nxf5 15.Ne4 Qe5 16.Bg5 Rf8 17.Rae1 Qg7 18.Nf6+ Kh8 19.Ne8 1-0

Bert Hassing (1467) - Jelte de Haan (1100) FK 2023, 06/22/2023 Round 3

1.c4 Nf6 2.g3 Nc6 3.Bg2 b6 4.Nf3 Bb7 5.Nc3 e6 6.a3 Bc5 7.O-O d5 8.cxd5 exd5 9.d4 Bd6 10.Bg5 Qd7 11.Bxf6 gxf6 12.Nxd5 Qe6 13.Nc3 Na5 14.d5 Qg4 15.Nb5 Qd7 16.Nxd6+ Qxd6 17.e4 O-O-O 18.b4 Nc4 19.Qc2 Ne5 20.Nd4 a6 21.Nf5 Qd7 22.Rfd1 c6 23.d6 Ng6 24.a4 b5 25.axb5 axb5 26.Qc5 Rhe8 27.Bf3 Re6 28.Ne7+ Nxe7 29.dxe7 Qxe7 30.Rxd8+ Kxd8 31.Rd1+ Ke8 32.Qh5 Qxb4 33.Qxh7 Qb3 34.Qh8+ Ke7 35.Qd8# 1-0

Pieter Hoekstra (1688) - Riemer Jonker (1100) FK 2023, 06/22/2023 Round 3

1.e4 d5 2.exd5 Qxd5 3.Nc3 Qa5 4.d4 Nf6 5.Bd2 c6 6.Nf3 Bf5 7.Be2 e6 8.O-O Nbd7 9.Nh4 Bb4 10.a3 Bxc3 11.Bxc3 Qb6 12.Nxf5 exf5 13.Bf3 O-O 14.Qd3 c5 15.dxc5 Nxc5 16.Qxf5 Ncd7 17.Rad1 Rfe8 18.Rxd7 Nxd7 19.Qxd7 Rad8 20.Qxb7 Qe6 21.Qxa7 Re7 22.Qa4 f5 23.Qb4 Rde8 24.Qa5 Qg6 25.Qd5+ Kh8 26.Qd1 f4 27.Bh5 1-0

Mees Kamstra (1378) - Jacob Moraal (1568) FK 2023, 06/22/2023 Round 3

1.e4 c5 2.c3 a6 3.d4 cxd4 4.cxd4 Nc6 5.Nf3 Nf6 6.e5 Nd5 7.Bc4 e6 8.Bxd5 exd5 9.Qb3 Qa5+ 10.Nc3 Bb4 11.Bd2 Bxc3 12.Bxc3 Qb5 13.Qc2 Nb4 14.Bxb4 Qxb4+ 15.Qc3 Qxc3+ 16.bxc3 b5 17.a4 bxa4 18.O-O O-O 19.Rxa4 Bb7 20.Rb1 Bc6 21.Ra5 Rfb8 22.Rxb8+ Rxb8 23.h3 Bb5 24.Nd2 Rb6 25.Nb1 Kf8 26.f4 d6 27.Kf2 dxe5 28.fxe5 f6 29.Nd2 fxe5 30.dxe5 Ke7 31.Ke3 g5 32.Ra1 Rc6 33.Kd4 Ke6 34.Nb3 Rc4+ 0-1

Wouter van de Griendt (1926) - Selwin Keuning (2227) FK 2023, 06/21/2023 Round 2

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Be3 Nf6 6.Nc3 Bb4 7.Bd3 d5 8.O-O Bxc3 9.bxc3 dxe4 10.Bb5 Bd7 11.Nxc6 Bxc6 12.Bxc6+ bxc6 13.Qxd8+ Kxd8 14.Rab1 Kc8 15.Rb4 Rd8 16.Rc4 Kd7 17.Bg5 Rab8 18.Ra4 Rb7 19.h3 Ke7 20.Re1 h6 21.Bxf6+ Kxf6 22.Rexe4 Rd2 23.Rf4+ Kg6 24.Rg4+ Kh7 25.Rgb4 Rc7 26.Rb2 Rd5 27.Rb8 Rd2 28.Ra8 Rxc2 29.R8xa7 Rxa7 30.Rxa7 Kg6 31.a4 Rxc3 32.a5 Ra3 33.a6 c5 34.Rc7 Rxa6 35.Rxc5 Ra3 36.f3 Ra2 37.h4 f5 38.Kh2 Ra3 39.Kg3 Kf6 40.Rc8 Ra6 41.Rf8+ Ke7 42.Rb8 e5 43.Rb7+ Kf6 44.Rb8 Re6 45.Rf8+ Kg6 46.h5+ Kg5 47.Rf7 g6 48.hxg6 Rxg6 49.Rf8 Re6 50.Rg8+ Kf6 51.Kh4 e4 52.fxe4 fxe4 53.Rf8+ Ke5 54.Kg4 Rg6+ 55.Kh3 Rf6 56.Re8+ Kf4 57.Re7 Ke3 58.Re8 Kd3 59.Rd8+ Ke2 60.Re8 e3 61.Ra8 Kf1 0-1

Wim van Zeijl (1466) - Pieter Hoekstra (1688) FK 2023, 06/21/2023 Round 2

1.e4 c5 2.d4 cxd4 3.Nf3 d6 4.Bc4 e6 5.Qxd4 Nc6 6.Bb5 Bd7 7.Bxc6 Bxc6 8.Nc3 Be7 9.Be3 Bf6 10.e5 dxe5 11.Nxe5 Qxd4 12.Bxd4 Bxg2 13.Rg1 Bh3 14.Nb5 Rd8 15.O-O-O Ne7 16.Nc7+ Kf8 17.f4 g6 18.Bxa7 Kg7 19.Bb6 Rxd1+ 20.Rxd1 Bf5 21.Nd7 Rc8 22.c3 Nc6 23.Nxf6 Kxf6 24.Nb5 Nb4 25.b3 Nd3+ 26.Kd2 Nxf4 27.Ke1 Nd5 28.Bd4+ e5 29.Nd6 Rc6 30.Nxf5 Kxf5 31.c4 Nb4 32.Bf2 Nxa2 33.Rd7 Ke6 34.Rxb7 Nc3 35.Bh4 f6 36.Rxh7 Rb6 37.Rh6 Kf5 38.c5 Rxb3 39.c6 Nd5 40.Rh7 Rb8 41.Rd7 Ke6 42.Bf2 Rc8 43.Rg7 g5 44.Ba7 Rxc6 45.Bf2 Kf5 46.Rd7 Nf4 47.Rd2 Rc1+ 48.Rd1 Nd3+ 49.Ke2 Rxd1 50.Kxd1 Nxf2+ 51.Ke2 Ne4 52.Ke3 g4 53.Ke2 Kf4 54.Kf1 Ke3 55.Kg2 f5 56.Kg1 Kf3 57.Kh1 Nd2 58.Kg1 e4 59.Kh1 e3 60.Kg1 e2 0-1

Willem Kuiper (1728) - Wessel van der Berg (1937) FK 2023, 06/21/2023 Round 2

1.e4 c5 2.Nf3 e6 3.b4 cxb4 4.d4 d5 5.Nbd2 dxe4 6.Nxe4 Be7 7.Bd3 Nd7 8.O-O Ngf6 9.a3 Nxe4 10.Bxe4 Nf6 11.Bd3 O-O 12.axb4 Bxb4 13.Ba3 Bxa3 14.Rxa3 Qd6 15.Ra5 b6 16.Rg5 h6 17.Re5 Bb7 18.Ne1 Rfd8 19.c3 Nd7 20.Re3 e5 21.Nf3 exd4 22.cxd4 Bxf3 23.Qxf3 Qxd4 24.Rd1 Qf6 25.Qe4 Nf8 26.Rde1 Qd4 27.Qb7 Qd7 28.Qe4 Re8 29.Qf3 Rxe3 30.Qxe3 Rc8 31.g3 Qd5 32.Rd1 Qe6 33.Qf3 g6 34.h4 h5 35.Kh2 Qg4 36.Qh1 Rd8 37.Rd2 Qd4 38.Qf3 Qc3 39.Rd1 Rd4 40.Qe2 a5 41.Qe3 a4 42.Rc1 Qxd3 43.Qe8 Qd2 0-1

Richard Buurstra (1747) - Oene Schriemer (1957) FK 2023, 06/21/2023 Round 2

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.h5 Bh7 8.Nf3 Nd7 9.Bd3 Bxd3 10.Qxd3 Ngf6 11.Ne5 Nxe5 12.dxe5 Qa5+ 13.Qc3 Qxc3+ 14.bxc3 Nd5 15.e6 Nc7 16.exf7+ Kxf7 17.c4 e5 18.Bb2 Bb4+ 19.Ke2 Rhe8 20.Rhd1 Ke6 21.a3 Be7 22.Kf1 Rad8 23.Re1 Bf6 24.f4 Kf7 25.fxe5 Bh4 26.Re3 Bxg3 27.Rxg3 Ne6 28.Kg1 Ng5 29.Rd3 Ne6 30.Rad1 Ke7 31.a4 c5 32.g3 Rf8 33.Kg2 Rf5 34.Rxd8 Nxd8 35.Bc3 Rxh5 36.Rd6 Rf5 37.Rg6 Ne6 38.a5 h5 39.g4 Rf4 40.gxh5 Rxc4 41.Rg3 Nf4+ 42.Kf2 Nxh5 43.Rh3 Nf4 44.Rf3 Nd5 45.Be1 Rxc2+ 46.Kg3 b6 47.axb6 axb6 48.Ra3 Ke6 49.Ra7 g6 50.Rg7 Ne7 51.Kf4 Rc4+ 52.Ke3 Nf5+ 0-1

Jura Bruinsma (1587) - Wander Jorritsma (1250) FK 2023, 06/21/2023 Round 2

1.e4 c6 2.d4 d5 3.f3 e6 4.Nc3 Nd7 5.Be3 Ne7 6.Bd3 g6 7.Nge2 Qc7 8.O-O Bg7 9.Qd2 b6 10.Rac1 Bb7 11.Bg5 Bf6 12.Bh6 Ng8 13.Bf4 Qd8 14.exd5 exd5 15.Bg3 Kf8 16.f4 Bh4 17.f5 Bxg3 18.Nxg3 Kg7 19.Qf4 Ngf6 20.fxg6 fxg6 21.Qg5 Rf8 22.Rce1 Ng8 23.Qg4 Rxf1+ 24.Rxf1 Ngf6 25.Qg5 Kh8 26.Nce2 Nh5 27.Qh6 Nxg3 28.Nxg3 Qg8 29.Qg5 Rf8 30.Re1 Qf7 31.Rf1 Qe8 32.Rxf8+ Qxf8 33.Qg4 Qf7 34.Qe2 b5 35.Nf1 Bc8 36.Nd2 Kg7 37.Nf3 h6 38.Nh4 Nf8 39.Qe5+ Qf6 40.Qc7+ Bd7 41.Nxg6 Qxd4+ 42.Kh1 Qb6 43.Qe5+ 1-0

Rowan Pieron (943) - Sytze Faber (1445) FK 2023, 06/21/2023 Round 2

1.f4 Nf6 2.Nf3 h6 3.e3 e6 4.Be2 d5 5.O-O Nc6 6.b3 Be7 7.Bb2 O-O 8.c4 b6 9.Nc3 Bb7 10.Ne5 d4 11.Nb5 dxe3 12.dxe3 a6 13.Nd4 Nxd4 14.Bxd4 c5 15.Bc3 Qc7 16.Bf3 Rad8 17.Qe1 Ne4 18.Bxe4 Bxe4 19.Qg3 f6 20.Nf3 Rd3 21.Qe1 Rfd8 22.Nd2 Bg6 23.Nf3 R8d7 24.Bb2 Qd8 25.h3 Be4 26.Nh4 Qe8 27.Qg3 g5 28.fxg5 fxg5 29.Nf3 Rxe3 30.Qe5 Bf8 31.Qh8+ Kf7 32.Nh4+ Ke7 33.Qf6+ Kd6 34.Rad1+ Kc6 35.Qe5 0-1

Pieter Bosma (1080) - Martijn Tuininga (1564) FK 2023, 06/21/2023 Round 2

1.e4 d5 2.exd5 Nf6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.Nf3 Nxd5 6.O-O Nc6 7.c4 Nb6 8.b3 e6 9.Bb2 Rg8 10.Re1 O-O-O 11.a4 a5 12.Nc3 Nb4 13.d4 g5 14.Nb5 Be7 15.Bc3 Qe8 16.Ne5 f6 17.Nd3 Nxd3 18.Qxd3 Bb4 19.Bxb4 axb4 20.Qxh7 Rd7 21.Qh3 g4 22.Qe3 c6 23.d5 Qd8 24.dxc6 bxc6 25.Qxe6 cxb5 26.axb5 Kb8 27.c5 Nc8 28.Qe4 Ra7 29.Qxb4 Re8 30.b6 Rae7 31.Kf1 Qd3+ 32.Kg1 Qd4 33.Ra8+ Kxa8 34.Qa5+ Kb8 35.g3 Rxe1+ 36.Kg2 Qe4+ 0-1

Amir Nicolai (2220) - Sipke de Schiffart (1733) FK 2023, 06/21/2023 Round 2

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Be7 5.O-O b5 6.Bb3 Nf6 7.Re1 d6 8.c3 O-O 9.h3 Bb7 10.d4 Re8 11.Nbd2 Bf8 12.Bc2 g6 13.Nf1 Bg7 14.Ng3 Na5 15.b3 c5 16.d5 Bc8 17.Nh2 Bd7 18.Rf1 Rf8 19.f4 exf4 20.Bxf4 Ne8 21.Qf3 b4 22.Bd2 bxc3 23.Bxc3 Bxc3 24.Qxc3 Qb6 25.Kh1 Nc7 26.a4 Qb4 27.Qe3 c4 28.Rab1 Rab8 29.bxc4 Nxc4 30.Qf4 Qd2 31.Rxb8 Qxf4 32.Rxf8+ Kxf8 33.Rxf4 1-0

Zahid Dzaferspahic (1816) - Erik Sparenberg (2057) FK 2023, 06/21/2023 Round 2

1.d4 Nf6 2.Nf3 g6 3.g3 Bg7 4.b3 O-O 5.Bg2 d6 6.Bb2 c5 7.O-O Nc6 8.dxc5 dxc5 9.Qxd8 Rxd8 10.Na3 Bf5 11.Nh4 Be4 12.e3 Bxg2 13.Kxg2 Ne4 14.Bxg7 Kxg7 15.Nf3 Nb4 16.c4 Rd7 17.Rfd1 Rad8 18.Rxd7 Rxd7 19.Re1 Nxa2 20.Re2 Nb4 21.Nb1 Rd1 22.Nfd2 Nxd2 23.Nxd2 Nd3 24.Nf3 Rb1 25.Ra2 Rxb3 26.Rxa7 Rb2 27.Kg1 Nxf2 28.Ra5 Ne4 29.Ne5 Rb4 30.Rb5 Rxb5 31.cxb5 Kf6 32.Nc4 Nd6 33.Na3 Ke5 34.Kf1 Kd5 35.Ke2 c4 0-1

Eeltsje Boomsma (1626) - Ryan Bruins (1393) FK 2023, 06/21/2023 Round 2

1.e4 c5 2.d4 cxd4 3.c3 dxc3 4.Nxc3 Nc6 5.Nf3 g6 6.Bc4 Bg7 7.O-O d6 8.h3 Nf6 9.Qe2 O-O 10.Rd1 Re8 11.e5 Nd7 12.e6 Nde5 13.exf7+ Nxf7 14.Bf4 e6 15.Bb3 d5 16.Bg3 Qb6 17.Nxd5 Qa6 18.Qxa6 bxa6 19.Nc7 Bb7 20.Bxe6 Rxe6 21.Nxe6 Re8 22.Nxg7 Kxg7 23.Rd7 Bc8 24.Rc7 1-0

Dolf Wissmann (2031) - Wesley Bloemsma (1716) FK 2023, 06/21/2023 Round 2

1.e4 Nf6 2.Nc3 d5 3.e5 Nfd7 4.d4 e6 5.f4 c5 6.Nf3 Nc6 7.Ne2 cxd4 8.Nexd4 Bc5 9.c3 O-O 10.Bd3 Re8 11.Bxh7+ Kxh7 12.Ng5+ Kg6 13.h4 Ndxe5 14.fxe5 Nxe5 15.h5+ Kf6 16.Qe2 Bxd4 17.cxd4 Nc6 18.O-O+ Ke7 19.Rxf7+ Kd6 20.Bf4+ e5 21.dxe5+ Nxe5 22.Rxg7 Qf6 23.Rg6 1-0

Jacob Moraal (1568) - Riemer Jonker (1100) FK 2023, 06/21/2023 Round 2

1.e4 d5 2.exd5 Qxd5 3.d4 e5 4.c3 exd4 5.Qxd4 Qxd4 6.cxd4 Bf5 7.Nc3 Nf6 8.Nf3 Nc6 9.Bc4 O-O-O 10.Be3 Nb4 11.Rc1 Nc2+ 12.Ke2 Nxe3 13.fxe3 Bb4 14.Ng5 Rhe8 15.Nxf7 Rxd4 16.b3 Bg4+ 17.Kf2 Rd2+ 18.Ne2 Ne4+ 19.Kf1 Bxe2+ 20.Bxe2 Rf8 21.Bc4 Ng5 22.Ke1 Rb2+ 23.Kd1 Nxf7 24.Be6+ Kb8 25.Rc2 Rb1+ 26.Rc1 Rxc1+ 27.Kxc1 Ng5 28.Bg4 a6 29.Rd1 Rf2 30.h4 Ne4 31.a4 Ba3+ 0-1

Wytze van der Zee (1550) - Anne-Floor Poortman (1027) FK 2023, 06/21/2023 Round 2

1.e4 e5 2.Nf3 Nc6 3.Bc4 Bc5 4.O-O Nge7 5.c3 O-O 6.d4 d5 7.exd5 Na5 8.dxc5 Nxc4 9.b3 e4 10.bxc4 exf3 11.Qxf3 c6 12.d6 Ng6 13.Qg3 Be6 14.Bf4 Bxc4 15.Re1 Re8 16.Nd2 Be6 17.Nf3 Nxf4 18.Qxf4 Qa5 19.Qd4 Rad8 20.Rab1 b6 21.cxb6 axb6 22.Rxb6 c5 23.Qe4 Qxb6 24.Ng5 f5 25.Qh4 h6 26.Nxe6 Rxd6 27.h3 Rdxe6 28.Rxe6 Qxe6 29.a4 1/2-1/2

Pieter Postma (1709) - Cas Roorda (1748) FK 2023, 06/21/2023 Round 2

1.Nf3 d5 2.g3 Nf6 3.Bg2 c5 4.O-O Nc6 5.d3 e5 6.c4 Be7 7.cxd5 Nxd5 8.Nc3 Be6 9.Bd2 g5 10.Nxg5 Bxg5 11.Bxg5 Nxc3 12.Bxd8 Nxd1 13.Bf6 Rg8 14.Rfxd1 Kd7 15.Bxc6+ Kxc6 16.Bxe5 Rad8 17.b3 Rd5 18.Bf4 Rgd8 19.f3 b5 20.Rdc1 a5 21.Kf2 Kb6 22.Be3 b4 23.Rc2 Rc8 24.Rac1 Bf5 25.Rc4 Kb5 26.h4 h5 27.Bf4 Bg6 28.d4 f6 29.e4 1-0

Rene Wolfslag (1627) - Bert Hassing (1467) FK 2023, 06/21/2023 Round 2

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 e5 5.Nb3 a6 6.Nc3 Nf6 7.f3 Nc6 8.Be3 Be7 9.Qd2 Be6 10.O-O-O Bxb3 11.cxb3 O-O 12.g4 Rc8 13.Kb1 b5 14.g5 Nh5 15.Nd5 Nf4 16.Nxf4 exf4 17.Bxf4 Ne5 18.Qg2 Ng6 19.Be3 Qa5 20.h4 b4 21.f4 Rfe8 22.h5 Nh8 23.Bc4 Rxc4 24.bxc4 Qc7 25.b3 a5 26.h6 g6 27.Bd4 a4 28.Bxh8 axb3 29.axb3 Qb7 30.Ba1 Ra8 31.Rd5 Qa6 32.Qb2 f6 33.Rh2 Qb6 34.Rc2 Qe3 35.Rd1 Ra3 36.Qd4 Qxb3+ 37.Bb2 Qa2+ 38.Kc1 Rf3 39.gxf6 Bf8 40.Qd5+ 1-0

Jelte de Haan (1100) - Pieter Ploeger (1570) FK 2023, 06/21/2023 Round 2

1.d4 Nf6 2.Bg5 Ne4 3.Nf3 Nxg5 4.Nxg5 e5 5.Nf3 e4 6.Nfd2 d5 7.e3 Bd6 8.Nc3 c6 9.f3 Qh4+ 10.Ke2 exf3+ 11.Nxf3 Bg4 12.Qe1 Qf6 13.h3 Bh5 14.g4 Bg6 15.Bg2 Nd7 16.Kd2 Bb4 17.Rf1 Qe7 18.Qf2 Nf6 19.Ne5 O-O 20.Rae1 Be4 21.Bxe4 Nxe4+ 22.Kc1 Nxf2 23.Rxf2 f6 0-1

Migchiel de Jong (2251) - Ferdi van Bavel (1793) FK 2023, 06/21/2023 Round 2

1.Nf3 Nc6 2.d4 d5 3.Bf4 Bf5 4.e3 e6 5.Be2 Bd6 6.Bg3 Nf6 7.O-O Ne4 8.Bxd6 cxd6 9.Nbd2 O-O 10.c3 Qe7 11.Qb3 Bg4 12.Rfe1 Nxd2 13.Nxd2 Bxe2 14.Rxe2 f5 15.f3 Na5 16.Qa3 b6 17.e4 dxe4 18.fxe4 f4 19.e5 Rad8 20.Rae1 Qg5 21.Nf3 Qg6 22.exd6 Nc4 23.Qxa7 1-0

Maarten Etmans (1948) - Mark Derks (1531) FK 2023, 06/21/2023 Round 2

1.e4 d5 2.Nc3 dxe4 3.Nxe4 e5 4.Bc4 Bf5 5.Qf3 Bg6 6.d3 Be7 7.Be3 Nc6 8.Bb5 Nf6 9.Nxf6+ Bxf6 10.Bxc6+ bxc6 11.Qxc6+ Kf8 12.Ne2 Rb8 13.Rb1 a5 14.O-O Kg8 15.Nc3 Bf5 16.Nd5 Rc8 17.Nxf6+ gxf6 18.f4 Bd7 19.Qf3 Be6 20.Qg3+ Kf8 21.fxe5 Rg8 22.Bc5+ 1-0

Mees Kamstra (1378) - Maarten Jan Buurman (1606) FK 2023, 06/21/2023 Round 2

1.e4 c6 2.d4 d5 3.f3 dxe4 4.fxe4 e5 5.Nf3 Bg4 6.Bc4 Nf6 7.Bxf7+ Ke7 8.O-O Bxf3 9.Qxf3 Kxf7 10.dxe5 Qd4+ 11.Qe3 Bc5 12.exf6 Qe5 13.fxg7+ Kxg7 0-1

Erik Sparenberg - Jura Bruinsma FK 2023, 06/20/2023 Round 1

1.d4 Nf6 2.Nf3 c6 3.g3 d5 4.Bg2 e6 5.c4 Bd6 6.Nbd2 Nbd7 7.O-O O-O 8.b3 Qc7 9.Bb2 b6 10.Rc1 Qd8 11.Ne5 Bb7 12.e4 Rc8 13.Re1 dxe4 14.Nxe4 Nxe4 15.Bxe4 Nxe5 16.dxe5 Bc5 17.Qh5 g6 18.Qf3 Rc7 19.Rcd1 Qe7 20.h4 b5 21.Bc1 f5 22.Bd3 Rd7 23.Bg5 Qf7 24.Bf1 Bb6 25.Rxd7 Qxd7 26.Rd1 Qf7 27.Qc3 c5 28.cxb5 Be4 29.Bc4 Bd5 30.Qd3 Bc7 31.Bxd5 exd5 32.Qxd5 Qxd5 33.Rxd5 Bb6 34.Rd7 Rf7 35.e6 Rf8 36.e7 Re8 37.Rd8 Kf7 38.Kf1 Bc7 39.a4 Bb6 40.Rxe8 Kxe8 41.Ke2 Bc7 42.Kd3 Be5 43.Kc4 Bd4 44.Be3 Kxe7 45.Bxd4 cxd4 46.Kxd4 Kd6 47.a5 Kc7 48.Ke5 Kd7 49.Kf6 Kd6 50.Kg7 Kc5 51.b6 axb6 52.axb6 Kxb6 53.Kxh7 1-0

Mark Derks (1531) - Rene Wolfslag (1627) FK 2023, 06/20/2023 Round 1

1.d4 Nf6 2.c4 e5 3.dxe5 Ng4 4.Nf3 Nc6 5.Nc3 Bb4 6.e4 Bc5 7.Be3 Bxe3 8.fxe3 Nxe3 9.Qe2 Nxf1 10.Rxf1 O-O 11.O-O-O Ne7 12.Nd4 Nc6 13.Nf3 a5 14.Qe3 b6 15.h4 Ba6 16.b3 Qe7 17.Rd2 a4 18.Nb1 axb3 19.axb3 Bb7 20.Qc3 Ra5 21.Rd5 Ra2 22.Nd4 Nxd4 23.Rxd4 Qxe5 24.Rf5 Qe6 25.Rg5 g6 26.e5 Bxg2 27.Nd2 Rfa8 28.Rxg2 Ra1+ 29.Nb1 Qf5 30.Qd3 Qxe5 31.Re2 Qa5 32.Rxd7 Rxb1+ 33.Qxb1 Qc3+ 34.Rc2 Qe5 35.Rd5 Qf4+ 36.Rcd2 Qf6 37.Ra2 Qf4+ 38.Rdd2 Re8 39.Qd3 Qxh4 40.Re2 Rd8 41.Qf3 Qg5+ 42.Qe3 Qf6 43.Qe7 Qc3+ 44.Rec2 Qd4 45.Qxc7 Re8 46.Qg3 Re3 47.Qf2 Qe5 48.Re2 Qc3+ 49.Kd1 Qxb3+ 50.Rec2 Rd3+ 51.Kc1 Rf3 52.Ra8+ Kg7 53.Qd4+ Kh6 54.Rh2+ Rh3 55.Qf4+ Kg7 56.Qe5+ Kh6 57.Rxh3+ Qxh3 58.Qf4+ Kg7 59.Ra7 Qe6 60.Qd4+ Kh6 61.Qd5 Qe1+ 62.Kc2 Qe2+ 63.Qd2+ 1-0

Wesley Bloemsma (1716) - Pieter Bosma (1080) FK 2023, 06/20/2023 Round 1

1.d4 Nf6 2.Bf4 c5 3.d5 d6 4.Nc3 Qb6 5.e4 a6 6.a3 g6 7.Nf3 Bg7 8.Bc4 O-O 9.Qd2 Bd7 10.Rb1 Re8 11.O-O Qa5 12.Bh6 b5 13.Bxg7 Kxg7 14.b4 Qc7 15.Be2 Bg4 16.h3 Bxf3 17.Bxf3 Nbd7 18.Bd1 Qa7 19.Kh2 Ne5 20.f4 Nc4 21.Qc1 cxb4 22.axb4 Ne3 23.Re1 Nc4 24.Bf3 Qd4 25.Ne2 Qb6 26.c3 Qb7 27.Nd4 Qd7 28.Nc6 Rh8 29.Ra1 Qc8 30.Qd1 e5 31.fxe5 Nxe5 32.Nxe5 dxe5 33.Qd2 h6 34.Qe3 h5 35.Qc5 Qd8 36.Ra5 Ng4+ 37.Bxg4 hxg4 38.Qe3 Qh4 39.Qg3 Qh6 40.Qxe5+ Kf8 41.Qd6+ Kg7 42.Rf1 Qd2 43.Qf6+ Kh6 44.Qf4+ Qxf4+ 45.Rxf4 Kg7 46.Rxg4 Rhc8 47.Rg3 Rd8 48.Rd3 Rd6 49.Ra1 f6 50.e5 1-0

Bert Hassing (1467) - Wouter van de Griendt (1926) FK 2023, 06/20/2023 Round 1

1.c4 e6 2.Nc3 d5 3.cxd5 exd5 4.d4 Nf6 5.Nf3 Be7 6.g3 O-O 7.Bg2 c5 8.O-O Nc6 9.dxc5 Bxc5 10.Bg5 Be6 11.e3 Be7 12.Nd4 Nxd4 13.exd4 h6 14.Be3 a6 15.a3 Rc8 16.Ne2 Ng4 17.Nf4 Nxe3 18.fxe3 Qd7 19.Nxe6 Qxe6 20.Qb3 Bg5 21.Rae1 Rfd8 22.e4 dxe4 23.Qxe6 fxe6 24.Bxe4 Rc7 25.Bg6 Bf6 26.Rxe6 Bxd4+ 27.Kh1 Bxb2 28.Rfe1 Bxa3 29.Re8+ Rxe8 30.Rxe8+ Bf8 31.Rb8 b5 32.Be4 Kf7 33.Ra8 Rc1+ 34.Kg2 Ra1 35.Bd5+ Ke7 36.Bc6 b4 37.Rb8 Kd6 38.Bf3 Be7 39.Rxb4 Kc5 40.Rb7 Bf6 41.Rc7+ Kb4 42.Rb7+ Kc3 43.Rc7+ Kd3 44.Rd7+ Bd4 45.Re7 a5 46.Be4+ Kd2 47.Rd7 Ke3 48.Bc6 a4 49.Bb5 a3 50.Re7+ Kd2 51.Re2+ Kc3 52.Re8 a2 53.Ra8 Rg1+ 54.Kh3 a1=Q 55.Rc8+ Kb4 56.Bd7 Qf1+ 57.Kg4 h5+ 58.Kg5 Bf6+ 0-1

Riemer Jonker (1100) - Willem Kuiper (1728) FK 2023, 06/20/2023 Round 1

1.d4 Nf6 2.Bf4 g6 3.Nf3 Bg7 4.e3 O-O 5.Bd3 d6 6.Nbd2 Nbd7 7.c3 c6 8.Bg3 a6 9.a4 Re8 10.Nc4 b6 11.b4 Qc7 12.Qb3 c5 13.bxc5 bxc5 14.O-O Nh5 15.Rab1 Nxg3 16.fxg3 e6 17.Qa2 d5 18.Ng5 dxc4 19.Qf2 Nf6 20.Bxc4 cxd4 21.Qf3 Ra7 22.cxd4 Qxc4 23.Rbc1 Qd5 24.Qf2 Qxg5 25.h4 Qd5 26.Rc5 Qa8 27.h5 Ne4 28.Qf4 Nxc5 29.dxc5 Qe4 0-1

Selwin Keuning (2227) - Eeltsje Boomsma (1626) FK 2023, 06/20/2023 Round 1

1.e4 e6 2.d4 d5 3.Nc3 Nf6 4.e5 Nfd7 5.Nce2 c5 6.c3 Nc6 7.Nf3 Qb6 8.g3 Be7 9.a3 cxd4 10.cxd4 O-O 11.Nf4 Nd8 12.Bd3 f6 13.exf6 Bxf6 14.Be3 Re8 15.Rc1 Nf7 16.h4 Nf8 17.O-O Bd7 18.Re1 Rac8 19.Nh5 Qd8 20.Rxc8 Bxc8 21.Nxf6+ Qxf6 22.Qa4 Nd7 23.Rc1 Qd8 24.Ng5 Nf6 25.Nxf7 Kxf7 26.Qxa7 h6 27.Qb8 Nd7 28.Qf4+ Qf6 29.Rc7 1-0

Pieter Ploeger (1570) - Dolf Wissmann (2031) FK 2023, 06/20/2023 Round 1

1.e4 Nc6 2.d4 e5 3.d5 Nce7 4.Nf3 Ng6 5.Be3 Nf6 6.Bd3 Ng4 7.Bd2 Bc5 8.O-O d6 9.Nc3 Bd7 10.Ne2 h5 11.h3 Qe7 12.Nc3 Nf4 13.Bxf4 exf4 14.Bb5 Bxb5 15.Nxb5 O-O-O 16.Qe2 Qf6 17.c3 g5 18.b4 Bb6 19.a4 a6 20.Nbd4 Ne5 21.Nd2 g4 22.f3 gxh3 23.gxh3 Qh4 0-1

Pieter Hoekstra (1688) - Migchiel de Jong (2251) FK 2023, 06/20/2023 Round 1

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Be2 Nf6 6.Nc3 d6 7.Be3 Be7 8.O-O O-O 9.f4 Qc7 10.Qe1 b5 11.e5 dxe5 12.fxe5 Nfd7 13.Bf3 Bb7 14.Bxb7 Qxb7 15.Qg3 Bc5 16.Nce2 Qe4 17.Qf3 Qxf3 18.Rxf3 Nxe5 19.Rg3 Nbd7 20.c3 Rfc8 21.a4 Nc4 22.b4 Nxe3 23.bxc5 Nd5 24.c6 Ne5 25.axb5 axb5 26.Rxa8 Rxa8 27.Nxb5 Nxc6 28.c4 Nf6 29.Rb3 Ne4 30.Rb1 g5 31.Nec3 Nc5 32.Kf2 Ne5 33.Nd6 Ra3 34.Rb8+ Kg7 35.Ncb5 Ng4+ 36.Ke2 Ra2+ 37.Kf3 Nxh2+ 38.Ke3 Rxg2 39.Ne4 Nxe4 40.Kxe4 Rg4+ 41.Kd3 Nf3 42.c5 h5 43.Nd6 Ne5+ 44.Ke3 0-1

Rein de Boer (1920) - Wim van Zeijl (1466) FK 2023, 06/20/2023 Round 1

1.e4 e5 2.Nf3 Nc6 3.Nc3 Nf6 4.d4 d6 5.dxe5 Ng4 6.Bg5 Qd7 7.Bb5 Ngxe5 8.Nxe5 dxe5 9.O-O h6 10.Bh4 f6 11.Qe2 Bd6 12.Qc4 a6 13.Bxc6 bxc6 14.Rad1 a5 15.Qa4 O-O 16.f3 Ba6 17.Rfe1 Bb5 18.Nxb5 cxb5 19.Qb3+ Kh8 20.Bf2 Qe8 21.Rd5 b4 22.Red1 a4 23.Qc4 Qe7 24.Qc6 Qe8 25.Qc4 Qe6 26.Qd3 Rfd8 27.Kf1 Be7 28.Qc4 Bd6 29.Qc6 Qd7 30.Qxd7 Rxd7 31.Bc5 b3 32.cxb3 axb3 33.axb3 Ra6 34.b4 Ra2 35.R5d2 Kg8 36.b5 Ra5 37.Bxd6 Rxd6 38.Rxd6 cxd6 39.Rd5 Ra1+ 40.Ke2 Rb1 41.Rd2 Rc1 42.Rxd6 Rc2+ 43.Kd3 Rxb2 44.Kc4 Rc2+ 45.Kd5 Rd2+ 46.Ke6 Rc2 47.Kd7 Rxg2 48.b6 Rxh2 49.b7 Rb2 50.Kc7 h5 51.Rb6 Rc2+ 52.Kd7 Rd2+ 53.Ke7 h4 54.b8=Q+ Kh7 55.Qc8 Kh6 56.Qc1 1-0

Anne-Floor Poortman (1027) - Pieter Postma (1709) FK 2023, 06/20/2023 Round 1

1.e4 d6 2.d4 Nf6 3.Nc3 e6 4.d5 Be7 5.Nf3 O-O 6.Bc4 e5 7.O-O Bg4 8.h3 Bh5 9.Be2 Nbd7 10.Be3 b6 11.b4 Qc8 12.b5 Nc5 13.Nd2 Bg6 14.f3 Nh5 15.Qe1 f5 16.f4 exf4 17.Bxf4 Nxf4 18.Rxf4 Bg5 19.Rf1 Bf6 20.Nc4 Nxe4 21.Rc1 Bxc3 0-1

Martijn Tuininga (1564) - Maarten Etmans (1948) FK 2023, 06/20/2023 Round 1

1.e4 g6 2.d4 c6 3.c4 d5 4.Nc3 dxe4 5.Nxe4 Bg7 6.Be3 Qa5+ 7.Nc3 Nf6 8.Bd3 Bf5 9.Nf3 Nbd7 10.O-O O-O 11.Ne2 Bxd3 12.Qxd3 e5 13.dxe5 Nxe5 14.Nxe5 Qxe5 15.Qb3 Ng4 16.Ng3 Nxe3 17.Qxe3 Qxe3 18.fxe3 Rfe8 19.Kf2 Rad8 20.Ke2 Bd4 21.Rf3 f5 22.Nf1 b6 23.Rb1 a5 24.b3 Bc5 25.h4 Re7 26.Rd1 Rde8 27.Rd3 a4 28.Rf4 axb3 29.axb3 Ra8 30.h5 Ra2+ 31.Kf3 Kg7 32.Ng3 Kf7 33.Rh4 Kf6 34.hxg6 hxg6 35.Ne2 Raa7 36.Rh1 Ra3 37.Nc1 Ra1 38.Rdd1 Rb1 39.Ke2 0-1

Wessel van der Berg (1937) - Wytze van der Zee (1550) FK 2023, 06/20/2023 Round 1

1.e4 e5 2.Nf3 Nc6 3.Bc4 Be7 4.O-O Nf6 5.Re1 O-O 6.c3 d6 7.h3 Na5 8.Bf1 c5 9.d4 cxd4 10.cxd4 exd4 11.Nxd4 Nc6 12.Nc3 Nxd4 13.Qxd4 b6 14.Bf4 Bb7 15.Rad1 Re8 16.Bb5 Rf8 17.e5 Nh5 18.exd6 Bf6 19.Be5 a6 20.Ba4 b5 21.Bb3 Re8 22.Nd5 Bxe5 23.Rxe5 Rxe5 24.Qxe5 Nf6 25.Nxf6+ Qxf6 26.Qe7 Bc6 27.Qc7 Be4 28.Re1 Qg6 29.Bxf7+ Qxf7 30.Rxe4 Qf6 31.d7 Rf8 32.Rf4 Qxf4 33.Qxf4 Rxf4 34.d8=Q+ Rf8 35.Qd5+ Kh8 36.Qc6 1-0

Ferdi van Bavel (1793) - Mees Kamstra (1378) FK 2023, 06/20/2023 Round 1

1.c4 c6 2.Nc3 d5 3.d4 e6 4.Nf3 Nf6 5.Bg5 Be7 6.g3 Nbd7 7.Bg2 O-O 8.O-O b6 9.Re1 h6 10.Bxf6 Nxf6 11.Ne5 c5 12.Nc6 Qc7 13.cxd5 Bb7 14.Nxe7+ Qxe7 15.d6 Qd7 16.e4 Rfd8 17.dxc5 bxc5 18.e5 Ne8 19.Qa4 Bxg2 20.Qxd7 Rxd7 21.Kxg2 Rc8 22.Rac1 c4 23.Re2 Kh7 24.f4 g5 25.fxg5 hxg5 26.Ne4 Kg6 27.b3 1-0

Maarten Jan Buurman (1606) - Amir Nicolai (2220) FK 2023, 06/20/2023 Round 1

1.d4 d5 2.c4 e6 3.Nc3 c6 4.Nf3 dxc4 5.e4 b5 6.Be2 Bb7 7.O-O Nf6 8.Bg5 Be7 9.Rc1 h6 10.Bf4 a6 11.h3 Nbd7 12.Qc2 c5 13.Rfd1 cxd4 14.Rxd4 Qb6 15.Rdd1 Bc5 16.Bf1 g5 17.Be5 Rg8 18.Bd4 h5 19.Qd2 g4 20.Ne5 Bxd4 21.Nxd7 Nxd7 22.Qxd4 Qxd4 23.Rxd4 gxh3 24.g3 Ne5 25.Be2 h4 26.Kh2 hxg3+ 27.fxg3 Ke7 28.Rf1 Rad8 29.Rfd1 Rxd4 30.Rxd4 Rd8 31.Rxd8 Kxd8 32.Kxh3 b4 33.Na4 Bxe4 34.Nc5 c3 35.bxc3 bxc3 36.Nb3 Bd3 37.Bxd3 Nxd3 38.Kg2 c2 39.Kf3 c1=Q 40.Nxc1 Nxc1 41.a4 Nd3 0-1

Ryan Bruins (1393) - Zahid Dzaferspahic (1816) FK 2023, 06/20/2023 Round 1

1.e4 e6 2.d4 g6 3.Nf3 Bg7 4.Bc4 c6 5.d5 cxd5 6.exd5 Qb6 7.Nc3 Qb4 8.Qd3 Nf6 9.O-O a6 10.a3 Qa5 11.Bf4 O-O 12.Rfe1 b5 13.Ba2 Bb7 14.b4 Qb6 15.Rad1 Rc8 16.Be3 Qc7 17.Bc5 d6 18.dxe6 dxc5 19.e7 c4 0-1

Wander Jorritsma (1250) - Richard Buurstra (1747) FK 2023, 06/20/2023 Round 1

1.d4 d5 2.Bf4 c5 3.e3 Nc6 4.c3 Nf6 5.Nd2 cxd4 6.cxd4 Bg4 7.Qb3 Qb6 8.Qxb6 axb6 9.Bb5 e6 10.Ngf3 Bxf3 11.Nxf3 Bb4+ 12.Ke2 O-O 13.a3 Be7 14.Bc7 Bd8 15.Bd6 Be7 16.Bxc6 Bxd6 17.Bxb7 Ra7 18.Bc6 Rc8 19.Rhc1 Rac7 20.Ne5 Bxe5 21.dxe5 Ng4 22.Kd2 Rxc6 0-1

Oene Schriemer (1957) - Jacob Moraal (1568) FK 2023, 06/20/2023 Round 1

1.d4 d5 2.Bf4 e6 3.e3 Nf6 4.Nd2 Bd6 5.Bg3 O-O 6.Bd3 h6 7.Ngf3 Nc6 8.c3 Ne7 9.Qe2 b6 10.e4 dxe4 11.Nxe4 Nxe4 12.Qxe4 1-0