Author: Vincent Lejeune
Date: 09:54:28 05/06/03
Go up one level in this thread
On May 06, 2003 at 07:32:45, Enrique Irazoqui wrote: >Another study of Grigoriev, this time a mate in 11. > >[D]4Q3/4pp2/8/1p5P/1P1p2p1/K7/1p3P2/k7 w - - 0 1 > >Grigoriev,N - Study >1934 > >1.Qd8 e5 2.Qg5 f6 3.Qh6 f5 4.Qg5 b1Q 5.Qd2 f4 6.h6 g3 7.h7 g2 8.h8Q g1Q 9.Qxd4+ >exd4 10.Qxd4+ Qb2+ 11.Qxb2# # 1-0 > >Enrique 4...b1Q is an inferior move, from CM 9000 view (celeron@875) : Time Depth Score Positions Moves 1:43 11/16 Mate10 9027384 4...g3 5.fxg3 f4 6.Qxe5 b1=N+ 7.Kb3 Nd2+ 8.Kc2 Nf3 9.Qxf4 d3+ 10.Kc3 d2 11.Qxf3 d1=Q 12.Qxd1+ Ka2 13.Qb3+ Ka1 14.Qb2# 1:49 11/16 Mate09 9665816 4...f4 5.Qxe5 b1=N+ 6.Kb3 Nd2+ 7.Kc2 Nf3 8.Qxf4 d3+ 9.Kb3 Kb1 10.Qe3 Nd4+ 11.Qxd4 Kc1 12.Qxd3 g3 13.Qc2# 1:49 11/16 Mate08 9710550 4...b1=Q 5.Qd2 f4 6.h6 g3 7.h7 g2 8.h8=Q Qd3+ 9.Qxd3 g1=Q 10.Qxd4+ exd4 11.Qxd4+ Kb1 12.Qb2# 1:52 11/16 Mate07 9933337 4...e4 5.Qg7 Kb1 6.Qc7 Ka1 7.Qa7 Kb1 8.Qc5 f4 9.Kb3 Ka1 10.Qxd4 f3 11.Qxb2# 1:55 11/16 Mate07 10342941 4...d3 5.Qe3 d2 6.Qxe5 d1=N 7.Qd4 g3 8.Qxd1+ b1=N+ 9.Kb3 gxf2 10.Qc1 f1=Q 11.Qb2# 1:57 11/16 Mate07 10500716 4...b1=N+ 5.Kb3 f4 6.Qg6 Nd2+ 7.Kc2 d3+ 8.Qxd3 Nc4 9.Qc3+ Ka2 10.Qb3+ Ka1 11.Qb1#
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