Stockfish
PGN
| Event | 25th North American Open |
| Site | Las Vegas USA |
| Date | 2015.12.29 |
| Round | 7 |
| White | Ludwig, John |
| Black | IM Kiewra, K |
| Result | 0-1 |
| WhiteElo | 2287 |
| BlackElo | 2444 |
| ECO | B22 |
| Opening | Sicilian Defense: Alapin Variation, Stoltz Attack |
| PlyCount | 112 |
Moves
1.e4 c5 2.c3 Nf6 3.e5 Nd5 4.Nf3 Nc6 5.Bc4 Nb6 6.Bb3 c4 7.Bc2 d5 8.exd6 Bg4 9.d4 cxd3 10.Qxd3 e6 11.O-O Qxd6 12.Qe2 Qc7 13.Nbd2 Nd4 14.cxd4 Qxc2 15.Qb5+ Qc6 16.Qxc6+ bxc6 17.Ne5 Be2 18.Re1 Bb5 19.b3 c5 20.dxc5 Bxc5 21.a4 Ba6 22.Ne4 Bb4 23.Bd2 Bxd2 24.Nxd2 Nd5 25.Ne4 O-O 26.Rac1 Nf4 27.Rc7 Nd3 28.Nxd3 Bxd3 29.Nc5 Bf5 30.b4 Rfc8 31.Rxc8+ Rxc8 32.Rc1 e5 33.f3 h5 34.a5 Kf8 35.Kf2 Ke7 36.Ke3 g5 37.Rc3 f6 38.Ne4 Rb8 39.Rc7+ Kd8 40.Rxa7 Rxb4 41.Nxf6 Rb3+ 42.Kd2 Rb2+ 43.Kc3 Rxg2 44.Rg7 Bc8 45.h4 Rg3 46.hxg5 h4 47.Nd5 Be6 48.Nb6 Rxf3+ 49.Kb4 Rf7 50.Rxf7 Bxf7 51.a6 Bg6 52.Kc5 Be4 53.Nd5 Kc8 54.g6 Bxg6 55.Kb6 Be4 56.Ne7+ Kd7 0-1
