Problem Display
PID: 142636 (5bb1/4p1p1/6p1/N3p3/8/8/2Q4K/k7 w - - 0 1)

Buchwald, Julius

2nd Comm., BCF 059. Ty., 1948-1949

5bb1/4p1p1/6p1/N3p3/8/8/2Q4K/k7

#3

3 + 7


70 American Chess Problemist 1950

SOLUTION


  • SOUND
  • Sets
    • 1...Bb3
      • 2.Sxb3#
    • 1...Bc4
      • 2.Sxc4
        • threat
          • 3.Qb2#
    • 1...Bh7
      • 2.Sb3#
    • 1...e6
      • 2.Sb3#
  • Keys
    • 1.Sc6!
      • threat
        • 2.Sb4
          • threat
            • 3.Qc1#
          • 2...Ba2
            • 3.Qxa2#
      • 1...Ba2
        • 2.Sb4
          • threat
            • 3.Qxa2#
          • 2...Bb1
            • 3.Qc3#
          • 2...Bb3
            • 3.Qc1#
          • 2...Bc4
            • 3.Qc1#
          • 2...Bd5
            • 3.Qc1#
          • 2...Be6
            • 3.Qc1#
          • 2...Bf7
            • 3.Qc1#
          • 2...Bg8
            • 3.Qc1#
      • 1...Bb3
        • 2.Qc1+
          • 2...Ka2
            • 3.Sb4#
      • 1...Bc4
        • 2.Sb4
          • threat
            • 3.Qc1#
          • 2...Ba2
            • 3.Qxa2#
          • 2...Bd3
            • 3.Qa2#
      • 1...Bd5
        • 2.Sb4
          • threat
            • 3.Qc1#
          • 2...Ba2
            • 3.Qxa2#
          • 2...Be4
            • 3.Qa2#
      • 1...Be6
        • 2.Sb4
          • threat
            • 3.Qc1#
          • 2...Ba2
            • 3.Qxa2#
          • 2...Bf5
            • 3.Qa2#
      • 1...Bf7
        • 2.Sb4
          • threat
            • 3.Qc1#
          • 2...Ba2
            • 3.Qxa2#
      • 1...Bh7
        • 2.Sb4
          • threat
            • 3.Qc1#
            • 3.Qa2#
      • 1...g5
        • 2.Sb4
          • threat
            • 3.Qc1#
          • 2...Ba2
            • 3.Qxa2#
          • 2...Bh7
            • 3.Qa2#
      • 1...e6
        • 2.Sa5
          • threat
            • 3.Sb3#

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