The Chess Variant Pages



Andernach Chess - solution

White:
King f7; Queen f2. (2 pieces.)

Black:
King h8; Rook h3; Knight g2; Bishop h1; Pawn a4, d4, e5, f5, h6, h7. (10 pieces.)

Andernach Chess. Mate in 6 moves.

Volker Gülke
US Problem Bulletin 1997

1.Qf2-g3 ? 1...Rh3*g3=(w) 2.Rg3-g8 # but 1...Bh2*g3=(w) !

1.Qf2-h4 ? 1...Sg2*h4=(w) 2.Sh4-g6 + h7*g6=(w) 3.g6-g7 + Kh8-h7 4.g7-g8=Q #
1...Rh3-g3 2.Qh4-d8 + Rg3-g8 3.Qd8-f8 threat: 4.Qf8-g7 + 4...Rg8*g7=(w) 5.Rg7-g8 #
but 1...Rh3*h4=(w) !

[ 1.Qf2-c2 ? 1...Rh3-g3 2.Qc2-c8 + Rg3-g8 3.Qc8-f8 etc. but 1...Rh3-c3 ! ]

1.Qf2-f3 ! threat: 2.Qf3-a8 #
1...Rh3*f3=(w) 2.Rf3-g3 (threat: 3.Rg3-g8#) 2...Bh2*g3=(w) 3.Bg3-h4 (threat: 4.Bh4-f6 #) 3...Sg2*h4=(w) 4.Sh4-g6 + h7*g6=(w) 5.g6-g7 + Kh8-h7 6.g7-g8=Q #
1...Rh3-g3 2.Qf3-a8 + Rg3-g8 3.Qa8-f8 threat: 4.Qf8-g7 + Rg8*g7=(w) 5.Rg7-g8 #
[ 1...e5-e4 2.Qf3-g3 Bh2*g3=(w) 3.Bg3-e5 # , 2...Rh3*g3=(w) 3.Rg3-g8 # ]


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