問題 954969: 白 が 終盤で引き分けとするために
FM Rushaan Mahajan (2279) - FM Danila Poliannikov (2278)
1000GM NY Mem Day IMC New York USA, 2023.05.28
1000GM NY Mem Day IMC New York USA, 2023.05.28
- 1.Nf3
- Nf6
- 2.b3
- g6
- 3.Bb2
- Bg7
- 4.g3
- O-O
- 5.Bg2
- d6
- 6.d4
- Nbd7
- 7.O-O
- Re8
- 8.a4
- a5
- 9.Re1
- Ne4
- 10.Nbd2
- Nxd2
- 11.Qxd2
- e5
- 12.dxe5
- dxe5
- 13.Qc3
- c6
- 14.Red1
- Qc7
- 15.Ng5
- Nf6
- 16.Ba3
- h6
- 17.Ne4
- Nxe4
- 18.Bxe4
- Rd8
- 19.Rxd8+
- Qxd8
- 20.Qe1
- Qd4
- 21.Bg2
- Bf5
- 22.Rd1
- Qb6
- 23.e4
- Bg4
- 24.Rd3
- Rd8
- 25.Qd2
- Rxd3
- 26.Qxd3
- Qd4
- 27.Qxd4
- exd4
- 28.f3
- Be6
- 29.Bf1
- Bf8
- 30.Bc1
- Bc5
- 31.Bd3
- h5
- 32.Bd2
- Bb6
- 33.Kg2
- Kf8
- 34.f4
- Bc7
- 35.f5
- Bd7
- 36.fxg6
- fxg6
- 37.Bf4
- Bxf4
- 38.gxf4
- b5
- 39.e5
- bxa4
- 40.bxa4
- c5
- 41.Bb5
- c4
- 42.Kf3
- Bf5
- 43.Bxc4
- Bxc2
- 44.h4
- Ke7
- 45.Bd5
- Kf8
- 46.Ke2
- Kg7
- 47.Bc6
- Kf7
- 48.Kd2
- Bf5
- 49.Bd5+
- Kg7
- 50.Bc4
- Be4
- 51.Bb3
- Bf5
- 52.Kc1
- Be4
- 53.Kb2
- Bc6
- 54.Kc2
- Be4+
- 55.Kd1
- Bd3
- 56.Bd5
- Bf5
- 57.Kd2
- Bb1
- 58.Bc4
- Be4
- 59.Ba2
- Kh6
- 60.Bb3
- Bf5
- 61.e6
- Kg7
- 62.e7
- Bd7
- 63.Kd3
- Kf6
- 64.Kxd4
- Kxe7
- 65.Ke5
- Bf5
- 66.Bd1
- Bb1
- 67.Kd5
- Kf6
- 68.Kc5
- Kf5
- 69.Kb6
- Kxf4
- 70.Kxa5
- Kg3
- 71.Kb6
- Bd3
- 72.a5
- Kxh4
- 73.Ba4
- g5
- 74.Bb5
- Bxb5
- 75.Kxb5
- g4
- 76.a6
- g3
- 77.a7
- g2
- 78.a8=Q
- g1=Q
- 79.Kc4
- Qf1+
- 80.Kd4
- Qf4+
- 81.Kd3
- Kg3
- 解決策:81...Kg3
- 82.Qa1
- Kg2
- 83.Qb2+
- Kg3
- 84.Qg7+
- 84.Qa1
- Kg2
- 85.Qb2+
- Kg3
- 86.Qg7+
- 86.Qa1 反復による引き分け
- 86...Kf3
- 87.Qb7+
- Kf2
- 88.Qb2+
- 88.Qb6+
- Kf3
- 88...Kg2
- 89.Qb2+ 反復による引き分け
- 88...Kf1
- 89.Qb1+
- Kg2
- 90.Qb2+ 反復による引き分け
- 89.Qc6+
- 89.Qb7+
- Kf2
- 90.Qb2+
- 90.Qb6+
- Kf3
- 90...Kg2
- 91.Qb2+ 反復による引き分け
- 90...Kf1
- 91.Qb1+
- Kg2
- 92.Qb2+ 反復による引き分け
- 91.Qc6+
- 91.Qb7+ 反復による引き分け
- 91...Kg3
- 91...Kg4 with a drawn endgame, for example:
- 92.Qe6+
- Kg3
- 93.Qe1+
- Kh3
- 94.Qh1+
- Kg4
- 95.Ke2
- Qe5+
- 96.Kd2
- Kg3
- 97.Qg1+
- Kh3
- 98.Qf1+
- Kg3
- 99.Qg1+
- Kf3
- 100.Qf1+
- Kg4
- 101.Qe2+
- Qxe2+
- 102.Kxe2
- h4
- 103.Kf2
- Kh3
- 104.Kf3
- Kh2
- 105.Kf2
- h3
- 106.Kf1
- Kg3
- 107.Kg1
- h2+
- 108.Kh1
- Kh3 stalemate
- 92.Qg6+
- 92.Qc5
- Qf1+
- 93.Ke4
- Qf4+
- 93...Qf3+
- 94.Ke5
- Qf4+
- 95.Ke6 反復による引き分け
- 93...Kg4
- 94.Qc8+
- Kh4 with a drawn endgame, for example:
- 95.Qh8
- Qe2+
- 96.Kf4
- Qf2+
- 97.Ke4
- Kg4
- 98.Qg8+
- Kh4
- 99.Qb3
- Qe1+
- 100.Kf4
- Qf2+
- 101.Ke4
- Qg2+
- 102.Qf3
- Qg4+
- 103.Qf4
- Kh3
- 104.Ke3
- Qg1+
- 105.Ke2
- Qg4+
- 106.Qf3+
- Kh2
- 107.Ke3
- Qg3
- 108.Ke2
- Qg2+
- 109.Ke3
- Qg5+
- 110.Ke2
- Qe5+
- 111.Kf1
- Qb5+
- 112.Kf2
- Qg5
- 113.Qf7
- Qd2+
- 114.Kf1
- Qg2+
- 115.Ke1
- Qe4+
- 116.Kf2
- Qd4+
- 117.Kf1
- Qd1+
- 118.Kf2
- Qg1+
- 119.Ke2
- Qg4+
- 120.Kf2
- Qg3+
- 121.Kf1
- Qd3+
- 122.Kf2
- h4
- 123.Ke1
- Qg3+
- 124.Kf1
- Qd3+
- 125.Ke1
- Kh3
- 126.Qe6+
- Kh2
- 127.Qf6
- Qe3+
- 128.Kf1
- Qd3+
- 129.Kf2
- Qd2+
- 130.Kf1
- Qd1+
- 131.Kf2
- Qg4
- 132.Kf1
- Qg1+
- 133.Ke2
- Qg3
- 134.Qf5
- Qg2+
- 135.Ke1
- Kh1
- 136.Qf6
- Qg3+
- 137.Ke2
- Kg1
- 138.Qf1+
- Kh2
- 139.Qf2+
- Qg2
- 140.Ke1
- Kh3
- 141.Qf5+
- Kh2
- 142.Qf2
- Qxf2+
- 143.Kxf2
- 94.Kd3
- Qf1+
- 95.Ke4
- Qf3+
- 95...Qf4+
- 96.Kd3 反復による引き分け
- 95...Kg4
- 96.Qc8+
- Kh4 with a drawn endgame, for example:
- 97.Qh8
- Qe2+
- 98.Kf4
- Qf2+
- 99.Ke4
- Kg4
- 100.Qg8+
- Kh4
- 101.Qb3
- Qe1+
- 102.Kf4
- Qf2+
- 103.Ke4
- Qg2+
- 104.Qf3
- Qg4+
- 105.Qf4
- Kh3
- 106.Ke3
- Qg1+
- 107.Ke2
- Qg4+
- 108.Qf3+
- Kh2
- 109.Ke3
- Qg3
- 110.Ke2
- Qg2+
- 111.Ke3
- Qg5+
- 112.Ke2
- Qe5+
- 113.Kf1
- Qb5+
- 114.Kf2
- Qg5
- 115.Qf7
- Qd2+
- 116.Kf1
- Qg2+
- 117.Ke1
- Qe4+
- 118.Kf2
- Qd4+
- 119.Kf1
- Qd1+
- 120.Kf2
- Qg1+
- 121.Ke2
- Qg4+
- 122.Kf2
- Qg3+
- 123.Kf1
- Qd3+
- 124.Kf2
- h4
- 125.Ke1
- Qg3+
- 126.Kf1
- Qd3+
- 127.Ke1
- Kh3
- 128.Qe6+
- Kh2
- 129.Qf6
- Qe3+
- 130.Kf1
- Qd3+
- 131.Kf2
- Qd2+
- 132.Kf1
- Qd1+
- 133.Kf2
- Qg4
- 134.Kf1
- Qg1+
- 135.Ke2
- Qg3
- 136.Qf5
- Qg2+
- 137.Ke1
- Kh1
- 138.Qf6
- Qg3+
- 139.Ke2
- Kg1
- 140.Qf1+
- Kh2
- 141.Qf2+
- Qg2
- 142.Ke1
- Kh3
- 143.Qf5+
- Kh2
- 144.Qf2
- Qxf2+
- 145.Kxf2
- 96.Ke5
- Qf4+
- 96...h4
- 97.Qg1+
- Kh3 with a drawn endgame, for example:
- 98.Qd4
- Qg4
- 99.Qd8
- Qg3+
- 100.Kf5
- Qg4+
- 101.Ke5
- Qg7+
- 102.Kf4
- Qg3+
- 103.Ke4
- Kg2
- 104.Qd2+
- Kh1
- 105.Kf5
- h3
- 106.Ke6
- Kg1
- 107.Qd4+
- Kg2
- 108.Kd7
- Qb3
- 109.Kc7
- Kf3
- 110.Qd7
- Kf4
- 111.Qd4+
- Kf5
- 112.Qg7
- Ke4
- 113.Qg4+
- Ke5
- 114.Qg1
- Qc2+
- 115.Kb8
- Qb2+
- 116.Kc7
- Qb3
- 117.Qg7+
- Kf4
- 118.Qh7
- Kg3
- 119.Qe4
- Qf7+
- 120.Kb6
- Qf2+
- 121.Ka6
- Qf6+
- 122.Ka7
- Qg7+
- 123.Ka6
- Qc3
- 124.Qe7
- Kf3
- 125.Qf7+
- Ke3
- 126.Qe6+
- Kd2
- 127.Kb7
- Qb4+
- 128.Ka7
- Qa3+
- 129.Kb8
- Qf8+
- 130.Ka7
- Qf2+
- 131.Kb8
- Qf4+
- 132.Kb7
- Qf3+
- 133.Kb8
- Qg3+
- 134.Kb7
- Qg2+
- 135.Ka7
- Qg1+
- 136.Kb7
- Qg7+
- 137.Ka6
- Qa1+
- 138.Kb7
- Qc3
- 139.Qd6+
- Ke1
- 140.Ka8
- Qc8+
- 141.Ka7
- Qf5
- 142.Kb8
- Qb5+
- 143.Ka8
- Qe8+
- 144.Kb7
- Qe4+
- 145.Ka7
- Qe3+
- 146.Ka8
- 96...Kg4 with a drawn endgame, for example:
- 97.Qc8+
- Kg5
- 98.Qg8+
- Kh4
- 99.Qc4+
- Kg5
- 100.Qc1+
- Kg4
- 101.Qc4+
- Kg3
- 102.Qg8+
- Qg4
- 103.Qb3+
- Kh2
- 104.Qc2+
- Kg3
- 105.Qb3+
- Qf3
- 106.Qg8+
- Kh3
- 107.Qe6+
- Qg4
- 108.Qa6
- h4
- 109.Qf1+
- Qg2
- 110.Qf5+
- Kh2
- 111.Kd4
- Qd2+
- 112.Kc4
- Qe2+
- 113.Kc5
- Kg3
- 114.Qg6+
- Qg4
- 115.Qd3+
- Kg2
- 116.Qc2+
- Kh1
- 117.Kb5
- Qg5+
- 118.Kb6
- Kg1
- 119.Qe2
- Qf4
- 120.Kb7
- Qf7+
- 121.Kc6
- Qf1
- 122.Qe5
- Qc4+
- 123.Kb7
- Qb4+
- 124.Ka8
- Qa4+
- 125.Kb7
- Qd7+
- 126.Kb6
- Qd2
- 127.Ka7
- Qa2+
- 128.Kb7
- Qb3+
- 129.Ka7
- Qf7+
- 130.Kb8
- Qb3+
- 131.Ka8
- Qf3+
- 132.Ka7
- Qg3
- 133.Qe4
- Qg7+
- 134.Kb8
- Qg3+
- 135.Ka7
- Qa3+
- 136.Kb7
- Qb2+
- 137.Kc8
- Qc3+
- 138.Kb8
- Qf6
- 139.Qe2
- Qf2
- 140.Qe4
- Kh2
- 141.Qe7
- Kg1
- 142.Qb4
- Qf6
- 143.Qd2
- Qf8+
- 144.Kb7
- Qf3+
- 145.Kb8
- Qf2
- 146.Qc1+
- 97.Ke6
- h4 with a drawn endgame, for example:
- 97...Qf3 with a drawn endgame, for example:
- 98.Qg1+
- Kh3
- 99.Qa1
- h4
- 100.Kd7
- Qf4
- 101.Kc6
- Kg2
- 102.Kb7
- Qc4
- 103.Qb2+
- Kf1
- 104.Qe5
- Kg2
- 105.Ka8
- Qa4+
- 106.Kb8
- Qc4
- 107.Ka8
- Qa6+
- 108.Kb8
- Qd3
- 109.Qb2+
- Kh3
- 110.Qh8
- Qb5+
- 111.Ka8
- Qa4+
- 112.Kb8
- Qb4+
- 113.Ka8
- Qa5+
- 114.Kb7
- Qb4+
- 115.Ka8
- Qa3+
- 116.Kb8
- Qb3+
- 117.Ka7
- Qa4+
- 118.Kb8
- Qa3
- 119.Qc8+
- Kg3
- 120.Qc7+
- Kg4
- 121.Qc4+
- Kh3
- 122.Qe6+
- Kh2
- 123.Qe2+
- Kh3
- 124.Qe6+
- Kg2
- 125.Qe4+
- Kg3
- 126.Qe1+
- Kh3
- 127.Qe6+
- 97...Kg4 with a drawn endgame, for example:
- 98.Qg1+
- Qg3
- 99.Qd4+
- Qf4
- 100.Qg1+
- Kh4
- 101.Qh1+
- Kg4
- 102.Qg2+
- Kh4
- 103.Qd5
- Qf2
- 104.Qe4+
- Kg5
- 105.Qe5+
- Kg6
- 106.Qe4+
- Kh6
- 107.Qf5
- Qe3+
- 108.Kd5
- h4
- 109.Qe4
- Qg3
- 110.Kc4
- Kg5
- 111.Qe7+
- Kg4
- 112.Qd7+
- Kf3
- 113.Qd3+
- Kf2
- 114.Qc2+
- Kg1
- 115.Qc1+
- Kg2
- 116.Qb2+
- Kh3
- 117.Qf6
- Qg4+
- 118.Kc5
- Qg1+
- 119.Kc6
- Qc1+
- 120.Kb7
- Qb1+
- 121.Ka6
- Qd3+
- 122.Kb7
- Qe4+
- 123.Kb8
- Qe8+
- 124.Kb7
- Qb5+
- 125.Ka7
- Qa4+
- 126.Kb7
- Qb3+
- 127.Ka8
- Qd5+
- 128.Kb8
- Qb3+
- 129.Ka8
- Qa4+
- 130.Kb8
- Kg2
- 131.Qg6+
- Kf2
- 132.Qf5+
- Ke2
- 133.Qe6+
- Kd2
- 134.Qd6+
- Ke3
- 135.Qe6+
- Kf2
- 136.Qf5+
- Kg1
- 137.Qb1+
- Kh2
- 138.Qb2+
- Kg3
- 139.Qc3+
- Kg4
- 140.Qg7+
- Kf4
- 141.Qf7+
- Ke3
- 142.Qe7+
- Kf3
- 143.Qb7+
- Ke3
- 144.Qe7+
- Qe4
- 145.Qa3+
- Kf4
- 146.Qf8+
- Ke3
- 147.Qa3+
- 98.Kd7
- h3
- 99.Qg1+
- Kf3
- 100.Qd1+
- Kf2
- 101.Qc2+
- Ke1
- 102.Qb1+
- Ke2
- 103.Qb5+
- Kf2
- 104.Qb6+
- Qe3
- 105.Qb2+
- Kg1
- 106.Qg7+
- Kf1
- 107.Qb2
- Qf4
- 108.Qb5+
- Ke1
- 109.Qb1+
- Kf2
- 110.Qb2+
- Kf3
- 111.Qc3+
- Qe3
- 112.Qc6+
- Kg3
- 113.Qd6+
- Kg2
- 114.Qc6+
- Kg1
- 115.Qg6+
- Kf2
- 116.Qc2+
- Kf3
- 117.Qc6+
- Kf2
- 118.Qc2+
- Kg3
- 119.Qc7+
- Kf3
- 120.Kc8
- Qb3
- 121.Qg7
- Qc2+
- 122.Kb8
- Qc4
- 123.Qd7
- Qb4+
- 124.Ka7
- Qa3+
- 125.Kb7
- Ke2
- 126.Qb5+
- Kf2
- 127.Kb8
- Ke3
- 128.Qg5+
- Ke2
- 129.Qg4+
- Qf3
- 130.Qc4+
- Qd3
- 131.Qa2+
- Ke3
- 132.Qe6+
- Kd2
- 133.Qa2+
- Kc1
- 134.Qe6
- Qc3
- 135.Ka8
- Kd2
- 136.Qd6+
- Ke1
- 137.Qe6+
- Kf2
- 138.Qa2+
- Kg3
- 139.Qg8+
- Kf3
- 140.Qd5+
- Kf2
- 141.Qa2+
- Ke1
- 92...Qg4 with a drawn endgame, for example:
- 92...Kh4 with a drawn endgame, for example:
- 93.Qb6
- Qf3+
- 94.Kd2
- Kh3
- 95.Ke1
- h4
- 96.Qd4
- Qh1+
- 97.Ke2
- Qh2+
- 98.Kd3
- Qg3+
- 99.Ke2
- Qg2+
- 100.Ke1
- Qg3+
- 101.Ke2
- Qb3
- 102.Qe4
- Qb5+
- 103.Kf2
- Qb6+
- 104.Kf1
- Qb5+
- 105.Kf2
- Qc5+
- 106.Kf1
- Qc1+
- 107.Kf2
- Qb2+
- 108.Kg1
- Qa1+
- 109.Kf2
- Qf6+
- 110.Qf3+
- Qxf3+
- 111.Kxf3
- Kh2
- 112.Kf2
- Kh3
- 113.Kf3
- Kh2
- 114.Kf2
- h3
- 115.Kf1
- Kg3
- 116.Kg1
- h2+
- 117.Kh1
- Kh3 stalemate
- 93.Qd6+
- Kg2
- 94.Kd2
- Qg5+
- 95.Kd1
- Qg4+
- 96.Kd2
- Qf5
- 97.Qc6+
- Kf2
- 98.Qb6+
- Kf1
- 99.Qa6+
- Kg1
- 100.Qh6
- Kf2
- 101.Qb6+
- Kg2
- 102.Qb7+
- Qf3
- 103.Qg7+
- Qg3
- 104.Qb7+
- Kg1
- 105.Qh7
- Qf3
- 106.Ke1
- Qf1+
- 107.Kd2
- Qf4+
- 108.Ke1
- Qf2+
- 109.Kd1
- Qf3+
- 110.Ke1
- Qe3+
- 111.Kd1
- Qd4+
- 112.Ke1
- Qb4+
- 113.Kd1
- Qa4+
- 114.Kd2
- Qd4+
- 115.Ke2
- Qb2+
- 116.Ke1
- Qc1+
- 117.Ke2
- Qf1+
- 118.Kd2
- Qb5
- 119.Qg6+
- Kh2
- 120.Qf6
- Qb4+
- 121.Ke2
- Qg4+
- 122.Kf1
- Qg1+
- 123.Ke2
- Qg2+
- 124.Ke1
- Qh1+
- 125.Kf2
- Qg2+
- 126.Ke3
- Qg3+
- 127.Ke2
- Kg1
- 128.Qd4+
- Kh1
- 129.Qf6
- Qg4+
- 130.Kf1
- Qg2+
- 131.Ke1
- Qg4
- 132.Kf1
- Qd1+
- 133.Kf2
- Qg1+
- 134.Ke2
- Qg2+
- 135.Ke3
- Kh2
- 136.Qf2
- Qxf2+
- 137.Kxf2
- h4
- 138.Kf3
- Kh3
- 139.Kf2
- Kg4
- 90...Kg3 反復による引き分け
- 89...Kg4 with a drawn endgame, for example:
- 89...Kg3
- 90.Qg6+
- Qg4 with a drawn endgame, for example:
- 91.Qd6+
- Kg2
- 92.Kd2
- Qg5+
- 93.Kd1
- Qg4+
- 94.Kd2
- Qf5
- 95.Qc6+
- Kf2
- 96.Qb6+
- Kf1
- 97.Qa6+
- Kg1
- 98.Qh6
- Kf2
- 99.Qb6+
- Kg2
- 100.Qb7+
- Qf3
- 101.Qg7+
- Qg3
- 102.Qb7+
- Kg1
- 103.Qh7
- Qf3
- 104.Ke1
- Qf1+
- 105.Kd2
- Qf4+
- 106.Ke1
- Qf2+
- 107.Kd1
- Qf3+
- 108.Ke1
- Qe3+
- 109.Kd1
- Qd4+
- 110.Ke1
- Qb4+
- 111.Kd1
- Qa4+
- 112.Kd2
- Qd4+
- 113.Ke2
- Qb2+
- 114.Ke1
- Qc1+
- 115.Ke2
- Qf1+
- 116.Kd2
- Qb5
- 117.Qg6+
- Kh2
- 118.Qf6
- Qb4+
- 119.Ke2
- Qg4+
- 120.Kf1
- Qg1+
- 121.Ke2
- Qg2+
- 122.Ke1
- Qh1+
- 123.Kf2
- Qg2+
- 124.Ke3
- Qg3+
- 125.Ke2
- Kg1
- 126.Qd4+
- Kh1
- 127.Qf6
- Qg4+
- 128.Kf1
- Qg2+
- 129.Ke1
- Qg4
- 130.Kf1
- Qd1+
- 131.Kf2
- Qg1+
- 132.Ke2
- Qg2+
- 133.Ke3
- Kh2
- 134.Qf2
- Qxf2+
- 135.Kxf2
- h4
- 136.Kf3
- Kh3
- 137.Kf2
- Kg4
- 138.Kg2
- Kg5
- 139.Kh3
- 90.Qe6+
- Kg3
- 91.Qe1+
- Kh3
- 92.Qh1+
- Kg4
- 93.Ke2
- Qe5+
- 94.Kd2
- Kg3
- 95.Qg1+
- Kh3
- 96.Qf1+
- Kg3
- 97.Qg1+
- Kf3
- 98.Qf1+
- Kg4
- 99.Qe2+
- Qxe2+
- 100.Kxe2
- h4
- 101.Kf2
- Kh3
- 102.Kf3
- Kh2
- 103.Kf2
- h3
- 104.Kf1
- Kg3
- 105.Kg1
- h2+
- 106.Kh1
- Kh3 stalemate
- 88...Kg3 反復による引き分け
- 84...Kf3
- 85.Qb7+ 反復による引き分け
- 82.Qg8+
- Kf2
- 83.Qa2+
- Kg3
- 84.Qg8+
- Qg4
- 85.Qb8+
- Kh3
- 86.Kd2
- h4
- 87.Qh8
- Kg2
- 88.Qa8+
- Qf3
- 89.Qg8+
- Kh1
- 90.Qh7
- h3
- 91.Ke1
- Qg3+
- 92.Ke2
- Qe5+
- 93.Kf3
- Qd5+
- 94.Kg3
- Qg2+
- 95.Kh4
- Qf2+
- 96.Kh5
- Qf3+
- 97.Kh6
- Qf6+
- 98.Kh5
- Qf3+
- 99.Kh6
- h2
- 100.Qb1+
- Kg2
- 101.Qc2+
- Kh3
- 102.Qc8+
- Kh4
- 103.Qd8+
- Kg4
- 104.Qg8+
- Kh3
- 105.Qc8+
- Kg3
- 106.Qg8+
- Kf2
- 107.Qa2+
- Qe2
- 108.Qf7+
- Ke1
- 109.Qb7
- Qe3+
- 110.Kg6
- Qg1+
- 111.Kf5