The British Chess Magazine. | 237 CHALLENGE PROBLEM. By M. LissNER, NEW York, U.S.A. No. 6. SUM uy Yi LL gg hf ff Yj; "M JERS, аал УУУУ ГГ Е 21 MM, УУ, TA WL, np, Vi ДА … WHITE. White compels Black to mate in thirteen moves. SOLUTIONS OF PROBLEMS.
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