Stockfish
PGN
| Event | RBI Open Qualifier 1 2020 |
| Site | lichess.org INT |
| Date | 2020.12.01 |
| Round | 3 |
| White | IM Koustav, Chatterjee |
| Black | GM Petrosyan, M |
| Result | 1-0 |
| WhiteElo | 2431 |
| BlackElo | 2628 |
| ECO | D02 |
| PlyCount | 153 |
Moves
1.d4 Nf6 2.Nf3 d5 3.g3 c6 4.Bg2 Bf5 5.c4 e6 6.Qb3 Qb6 7.c5 Qxb3 8.axb3 Nbd7 9.Nc3 a6 10.b4 Rc8 11.h3 h6 12.g4 Bh7 13.Bf4 Be7 14.O-O Ne4 15.Rfc1 Bd8 16.Ne1 g5 17.Be3 f5 18.f3 Nxc3 19.bxc3 f4 20.Bd2 e5 21.e3 Bc7 22.c4 dxc4 23.Rxc4 O-O 24.dxe5 Nxe5 25.Rd4 fxe3 26.Bxe3 Rce8 27.Bf2 Ng6 28.Rd7 Rf7 29.Rad1 Nf4 30.Bf1 Kf8 31.Bc4 Rxd7 32.Rxd7 Re7 33.Rd2 Nxh3+ 34.Kg2 Nf4+ 35.Kf1 Be5 36.Ng2 Nxg2 37.Kxg2 Bg6 38.Rd8+ Re8 39.Rd7 Re7 40.Rd8+ Kg7 41.Bg3 Bxg3 42.Kxg3 Bf7 43.Bxf7 Kxf7 44.Rd6 Kg7 45.Rd8 Rf7 46.Rd6 Rf6 47.Rd7+ Rf7 48.Rd6 Re7 49.Rd8 Kf6 50.Rd6+ Re6 51.Rd7 Re7 52.Rd6+ Ke5 53.Rxh6 Rg7 54.Rd6 Rf7 55.Kf2 Rh7 56.Ke3 Re7 57.Rg6 Kd5+ 58.Kd3 Rf7 59.Rxg5+ Ke6 60.Ke4 Rh7 61.Re5+ Kd7 62.f4 Rh1 63.Kf5 Rb1 64.Re4 a5 65.bxa5 Rb5 66.Re5 Rxa5 67.g5 Ra8 68.g6 b5 69.cxb6 Kd6 70.Kg5 c5 71.Re1 c4 72.f5 Kc5 73.Rc1 Kb4 74.f6 c3 75.g7 Kb3 76.Rxc3+ Kxc3 77.f7 1-0
