Cyril Henry Stanley Kipping, Manchester City News, 1911. Código FEN: k7/8/N1N5/3B4/K7/8/4p1r1/8 w - - 0 1. |
Um problema difícil: as Brancas jogam e dão xeque-mate em 3 lances!
(A hard problem: White to play and give checkmate in 3 moves!)
Observação: este problema foi sugerido por meu amigo Jake Hoover.
(Note: This problem was suggested by my friend Jake Hoover.)
PCFilho
1. Ka5 e1
ResponderExcluir2. Ne7 Ka7
3. Nc8#
Este comentário foi removido pelo autor.
ResponderExcluirnorton, White can't play 2 Ne7 in your sequence, because WHITE IS IN CHECK.
ResponderExcluirEste comentário foi removido pelo autor.
ResponderExcluirThanks, I guess I should be more careful. I think white's first move should have been Kb5, then the rest of that play should go, no?
ResponderExcluir1 Ka5! 1-0
ResponderExcluirPossibilities:
1 ... e1=Q+ 2 Kb6!!
(2 ... Rg7/Qe7 3 N(x)e7#)
(2 ... Ra2/Qa1/Qg3 3 Nc moves #)
(2 ... Rb2+/Qb1+/Qb4+ 3 Nc(x)b4#)
(2 ... Rc2/Rg6/Qc1/Qc3/Qe4/Qe6/Qe8 3 Nc7#)
(2 ... Rd2/Qd1/Qg1+/Qd2/Qf2+/Qe3+ 3 Nd4#)
(2 ... Qa5+ 3 Nxa5#)
(2 ... Rg5/Qe5 3 N(x)e5#)
(2 ... any other move 3 Nc7(or Nc moves)#)
1 ... Rg5 2 Kb6!!
(2 ... Rxd5/Rg6 3 Nc7#)
(2 ... Rg7 3 Ne7#)
(2 ... any other move 3 Ne5#)
1 ... Rg6 2 Kb6!!
(2 ... Rxc6 3 Bxc6#)
(2 ... Rg7 3 Ne7#)
(2 ... any other move 3 Nc7#)
1 ... Rg7 2 Ne7+ Ka7 3 Nc8#
1 ... any other move 2 Nd4+ Ka7 3 Nb5#
Well done, Jake!
ResponderExcluir1. Ka5!! is the key move.
Some of the possible lines:
1. Ka5!! e1=Q+
2. Kb6!! Rg7
3. Ne7#
1. Ka5!! e1=Q+
2. Kb6!! Qb1+
3. Ncb4#
1. Ka5!! e1=Q+
2. Kb6!! Rb2+
3. Ncb4#
1. Ka5!! e1=Q+
2. Kb6!! Qb4+
3. Ncxb4#
1. Ka5!! e1=Q+
2. Kb6!! Qg1+
3. Nd4#
1. Ka5!! e1=Q+
2. Kb6!! Qe3+
3. Nd4#
1. Ka5!! e1=Q+
2. Kb6!! Qa5+
3. Nxa5#
1. Ka5!! e1=Q+
2. Kb6!! Rg8
3. Nc7#
1. Ka5!! e1=Q+
2. Kb6!! Rg6
3. Nc7#
1. Ka5!! e1=Q+
2. Kb6!! Qe6
3. Nc7#
1. Ka5!! Rg1
2. Nd4+!! Ka7
3. Nb5#
1. Ka5!! Rg8
2. Nd4+!! Ka7
3. Nb5#
1. Ka5!! Rg5
2. Kb6!! Rxd5
3. Nc7#
1. Ka5!! Rg5
2. Kb6!! e1=Q
3. Nc7#
1. Ka5!! Rg7
2. Ne7+!! Ka7
3. Nc8#
1. Ka5!! Rg3
2. Ne7+!! Ka7
3. Nc8#