Problem Display
PID: 111950 (6B1/4B3/2p3q1/K7/8/2Q5/8/1k6 w - - 0 1)

Kainer, Cenek

Sach, 1940

6B1/4B3/2p3q1/K7/8/2Q5/8/1k6

#3

4 + 3


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Qh7
      • 2.Bxh7+
        • 2...Ka2
          • 3.Qa3#
      • 2.Qb3+
        • 2...Ka1
          • 3.Bf6#
          • 3.Qa2#
        • 2...Kc1
          • 3.Bg5#
    • 1...Qg5+
      • 2.Bxg5
        • 2...c5
          • 3.Qc1#
    • 1...Qf6
      • 2.Bxf6
        • 2...c5
          • 3.Qb2#
  • Tries
    • 1.Qb3+?
      • 1...Ka1
        • 2.Qa2#
      • 1...Kc1!
  • Keys
    • 1.Bh7!
      • threat
        • 2.Bxg6+
          • 2...Ka2
            • 3.Qa3#
      • 1...Qf5+
        • 2.Bxf5+
          • 2...Ka2
            • 3.Qa3#
      • 1...Ka2
        • 2.Qa3+
          • 2...Kb1
            • 3.Bxg6#
      • 1...Qxh7
        • 2.Qb3+
          • 2...Ka1
            • 3.Bf6#
          • 2...Kc1
            • 3.Bg5#
      • 1...Qc2
        • 2.Bxc2+
          • 2...Kc1
            • 3.Ba3#
            • 3.Bg5#
          • 2...Ka2
            • 3.Qa3#
        • 2.Qxc2+
          • 2...Ka1
            • 3.Bf6#
            • 3.Qb1#
      • 1...Qd3
        • 2.Bxd3+
          • 2...Ka2
            • 3.Qa3#
        • 2.Qxd3+
          • 2...Ka1
            • 3.Qb1#
            • 3.Qa3#
          • 2...Kc1
            • 3.Ba3#
            • 3.Qc2#
          • 2...Ka2
            • 3.Qb1#
            • 3.Qa3#
          • 2...Kb2
            • 3.Qa3#
      • 1...Qe4
        • 2.Bxe4+
          • 2...Ka2
            • 3.Qa3#
      • 1...c5
        • 2.Bf6
          • threat
            • 3.Qb2#
          • 2...Ka2
            • 3.Qb2#

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