問題 950819: 白 が 終盤で引き分けとするために
Marie Sebag (2415) - Humpy Koneru (2537)
FIDE WCh Women KO Ekaterinburg RUS, 2006.03.14
FIDE WCh Women KO Ekaterinburg RUS, 2006.03.14
- 1.e4
- g6
- 2.d4
- Bg7
- 3.Nf3
- d6
- 4.c3
- Nd7
- 5.Bd3
- e6
- 6.O-O
- Ne7
- 7.Re1
- b6
- 8.a4
- a6
- 9.Nbd2
- Bb7
- 10.Bc2
- O-O
- 11.Nf1
- h6
- 12.Ng3
- c5
- 13.Bf4
- e5
- 14.dxe5
- dxe5
- 15.Be3
- Qc7
- 16.Qd2
- f5
- 17.exf5
- Bxf3
- 18.gxf3
- gxf5
- 19.Nxf5
- Nxf5
- 20.Bxf5
- Rad8
- 21.Qd5+
- Kh8
- 22.Bxd7
- Rxd7
- 23.Qe4
- Rdf7
- 24.Kh1
- Rxf3
- 25.Rg1
- Qf7
- 26.Rg2
- Qh5
- 27.Rag1
- Rh3
- 28.Qg4
- Qxg4
- 29.Rxg4
- Bf6
- 30.Rd1
- Bg5
- 31.Bxg5
- hxg5
- 32.Rxg5
- Rxf2
- 33.Rd8+
- Kh7
- 34.Rxe5
- Rhxh2+
- 35.Kg1
- Rfg2+
- 36.Kf1
- Rxb2
- 37.Kg1
- Rhc2
- 38.Rd7+
- Kg6
- 39.Rd6+
- Kf7
- 40.Rd1
- Rxc3
- 41.Rf1+
- Kg6
- 42.Re6+
- Kg5
- 43.Re8
- Rb4
- 44.Rfe1
- Rg4+
- 45.Kf2
- Rf4+
- 46.Kg2
- Rc2+
- 47.Kg3
- Rg4+
- 48.Kf3
- Rc3+
- 49.Kf2
- Kh6
- 50.R1e6+
- Rg6
- 51.Rxg6+
- Kxg6
- 52.Re6+
- Kf5
- 53.Rxb6
- Ke4
- 54.Rxa6
- Rc2+
- 55.Ke1
- Kd3
- 56.Rd6+
- Kc3
- 57.a5
- Ra2
- 58.a6
- c4
- 59.Kd1
- Ra1+
- 60.Ke2
- Kb2
- 61.Rb6+
- Kc2
- 62.Ke3
- c3
- 63.Kd4
- Kd2
- 64.Rh6
- Ra4+
- 65.Kc5
- c2
- 解決策:65...c2
- 66.Rh2+
- Kc3
- 66...Kd3
- 67.Rxc2
- Kxc2
- 68.Kb6 反復による引き分け
- 67.Rxc2+
- Kxc2
- 68.Kb6
- 68.Kb5
- Ra2
- 68...Re4 with a drawn endgame, for example:
- 69.a7
- Re5+
- 70.Kc6
- Ra5
- 71.Kb7
- Kd3
- 72.a8=Q
- Rxa8
- 73.Kxa8
- 68...Kb3
- 69.Kb6
- Kc4
- 70.Kb7
- Rb4+ with a drawn endgame, for example:
- 71.Kc8
- Ra4
- 72.Kb7
- Kc5
- 73.a7
- Kb5
- 74.a8=R
- Rg4
- 69.Kb6
- Kb3 with a drawn endgame, for example:
- 70.Kb7
- Rh2
- 71.Kb6
- Rh6+
- 72.Kb7
- Kb4
- 73.a7
- Rh7+
- 74.Kb8
- Rh8+
- 75.Kb7
- Ka5
- 76.a8=Q+
- Rxa8
- 77.Kxa8
- 68...Rb4+ with a drawn endgame, for example:
- 68...Kc3 with a drawn endgame, for example:
- 69.Kb7
- Rb4+
- 70.Ka8
- Rh4
- 71.a7
- Kb4
- 72.Kb8
- Rh8+
- 73.Kb7
- Rh7+
- 74.Kb8
- Kb5
- 75.a8=Q
- Rh8+
- 68...Kd3 with a drawn endgame, for example:
- 69.a7
- Ke4
- 70.Kb7
- Rb4+
- 71.Ka8
- Rd4
- 72.Kb8
- Rd8+
- 73.Kb7
- Rd7+
- 74.Kb8
- Kd3
- 75.a8=Q
- Rd8+
- 68...Kb3 with a drawn endgame, for example:
- 69.a7
- Kb4
- 70.Kb7
- Kb5
- 71.a8=R
- Rg4
- 69.Ka7
- Kd3
- 70.Ka8
- Re4
- 71.a7
- Kc4
- 72.Kb7
- Re7+
- 73.Kb8
- Re8+
- 74.Kb7
- Kc5
- 75.a8=Q
- Rxa8
- 76.Kxa8
- 66.Rh2+
- Kc3
- 67.Rxc2+
- Kxc2
- 68.Kb6
- Rb4+
- 69.Kc7
- Ra4
- 70.Kb7
- Rb4+
- 71.Kc7