Problem Display
PID: 146872 (6Qb/2n5/3p2p1/K4p2/1BPkpP2/p1pN3r/1r3PN1/5B2 w - - 0 1)

Sugiharto, D

Canadian Chess Chat, 1983

6Qb/2n5/3p2p1/K4p2/1BPkpP2/p1pN3r/1r3PN1/5B2

#3

9 + 11


SOLUTION


  • SOUND
  • Sets
    • 1...Re3
      • 2.fxe3#
    • 1...Sb5
      • 2.Qd5#
    • 1...Sd5
      • 2.Qxd5#
    • 1...Sa6
      • 2.Qd5#
    • 1...Se6
      • 2.Qxe6
        • threat
          • 3.Qd5#
        • 2...d5
          • 3.Qxd5#
    • 1...Sa8
      • 2.Qd5#
    • 1...Se8
      • 2.Qd5#
  • Keys
    • 1.Sc5!
      • threat
        • 2.Qd5+
          • 2...Sxd5
            • 3.Se6#
      • 1...dxc5
        • 2.Qd8+
          • 2...Sd5
            • 3.Qxd5#
      • 1...Re2
        • 2.Sb3+
          • 2...Kd3
            • 3.Se1#
      • 1...Rd3
        • 2.Qxh8+
          • 2...Kxc4
            • 3.Se3#
      • 1...e3
        • 2.Qxh8+
          • 2...Rxh8
            • 3.fxe3#
      • 1...d5
        • 2.Qxd5+
          • 2...Sxd5
            • 3.Se6#

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