Problem Display
PID: 90375 (3N4/p2p3n/k4p2/1bPP2p1/p2p3b/3B2P1/1PPBK3/2Q5 w - - 0 1)

Grzankowski, Waclaw

Die Schwalbe, 1987

3N4/p2p3n/k4p2/1bPP2p1/p2p3b/3B2P1/1PPBK3/2Q5

#3

10 + 10


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Bxd3+
      • 2.cxd3
        • threat
          • 3.Qc4#
        • 2...Kb5
          • 3.Qc4#
    • 1...Bc4
      • 2.Bxc4#
  • Tries
    • 1.Be1?
      • threat
        • 2.Qd2
          • threat
            • 3.Qa5#
          • 2...Bxd3+
            • 3.Qxd3#
      • 1...Bxd3+
        • 2.cxd3
          • threat
            • 3.Qc4#
          • 2...Kb5
            • 3.Qc4#
      • 1...Bxg3!
    • 1.Qa1?
      • threat
        • 2.Qxa4#
      • 1...a3
        • 2.Qxa3#
      • 1...Bxd3+!
    • 1.c4?
      • threat
        • 2.cxb5#
      • 1...dxc4 ep
        • 2.Qxc3
          • threat
            • 3.Qa5#
          • 2...Bxd3+
            • 3.Qxd3#
      • 1...Bc6!
  • Keys
    • 1.Qf1!
      • threat
        • 2.Kd1
          • threat
            • 3.Bxb5#
          • 2...Bxd3
            • 3.Qxd3#
          • 2...Bc4
            • 3.Bxc4#
      • 1...Bxd3+
        • 2.Kxd3
          • threat
            • 3.Kxd4#
          • 2...Kb5
            • 3.Kxd4#
      • 1...d6
        • 2.Qf5
          • threat
            • 3.Qc8#
          • 2...Bxd3+
            • 3.Qxd3#
          • 2...dxc5
            • 3.Qe6#
          • 2...Bc4
            • 3.Bxc4#

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