(14x14) b6N - 3p3B - 1q1p2p1 - ppk5 - 5b2 - 1PP1p1pP - P1nBP1RP - 2rRrNKQ
White retracts, Black then retracts and helps White mates in 1 (4 solutions).
Retrograde Analysis
Chess Problems
by Leo Mano
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| AR07 - Leo Mano (14x14) b6N - 3p3B - 1q1p2p1 - ppk5 - 5b2 - 1PP1p1pP - P1nBP1RP - 2rRrNKQ White retracts, Black then retracts and helps White mates in 1 (4 solutions).
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| (p)2000-2001 by Leo Mano. Rio de Janeiro - RJ, Brazil. |