A nice idea. Promotion must be to queen, because a knight cannot lose a tempo.
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PG 11.5 cannot be cooked in 11 moves because the side to move will be different. Shorter solution (cook) can…
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Georgy, as you know, a shorter solution is a cook. To avoid a stipulation type "PG in exactly 11.5 moves",…
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Jacobi found an alternative in 11 moves: 1.b3 Sc6 2.Ba3 Sd4 3.Bd6 exd6 4.f4 d5 5.f5 Bd6 6.f6 Se7 7.fxe7…
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Sorry strict five is different
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Is it not same as Strict Circe?
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Please ignore my earlier comment. The position is legal and moving bPg5 to f5 leads to cooks!
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Does the illegal position matter? Moving bGg5 to f5 makes the solution one move longer, as follows: 1.a2-a1=G 2.Ga1-c3 3.a3-a2…
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Super achievement. Excellent !
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Many Take & Make problems did not make use of the condition for black after the mate move and not…
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