Problem Display
PID: 24002 (8/4p2p/4P1pP/1p1P1pK1/1N1P4/1P4p1/1Ppk2P1/2b2QB1 w - - 0 1)

Strydom, Jan

The Problemist, 1997

8/4p2p/4P1pP/1p1P1pK1/1N1P4/1P4p1/1Ppk2P1/2b2QB1

#3

11 + 9


SOLUTION


  • SOUND
  • Sets
    • 1...Bxb2
      • 2.Qd3+
        • 2...Kc1
          • 3.Qxc2#
        • 2...Ke1
          • 3.Sxc2#
    • 1...f4
      • 2.Qd3+
        • 2...Ke1
          • 3.Sxc2#
  • Tries
    • 1.Kf4?
      • threat
        • 2.Be3#
      • 1...Bxb2
        • 2.Qd3+
          • 2...Kc1
            • 3.Qxc2#
          • 2...Ke1
            • 3.Sxc2#
      • 1...g5+!
    • 1.Kh4?
      • threat
        • 2.Qd3+
          • 2...Ke1
            • 3.Sxc2#
      • 1...Bxb2
        • 2.Qd3+
          • 2...Kc1
            • 3.Qxc2#
          • 2...Ke1
            • 3.Sxc2#
      • 1...g5+!
    • 1.Bf2?
      • threat
        • 2.Qd3#
        • 2.Qe1#
      • 1...Bxb2
        • 2.Qe1#
      • 1...gxf2!
    • 1.Qxc1+?
      • 1...Ke2
        • 2.Sd3
          • threat
            • 3.Sf4#
          • 2...Kxd3
            • 3.Qe3#
          • 2...f4
            • 3.Sxf4#
      • 1...Kxc1!
    • 1.Qf3?
      • threat
        • 2.Be3+
          • 2...Ke1
            • 3.Sxc2#
            • 3.Sd3#
      • 1...Bxb2
        • 2.Qd3+
          • 2...Kc1
            • 3.Qxc2#
          • 2...Ke1
            • 3.Sxc2#
      • 1...f4
        • 2.Qd3+
          • 2...Ke1
            • 3.Sxc2#
      • 1...Ke1+!
    • 1.d6?
      • 1...Bxb2
        • 2.Qd3+
          • 2...Kc1
            • 3.Qxc2#
          • 2...Ke1
            • 3.Sxc2#
      • 1...f4
        • 2.Qd3+
          • 2...Ke1
            • 3.Sxc2#
      • 1...exd6!
  • Keys
    • 1.Sd3!
      • threat
        • 2.Qxc1+
          • 2...Ke2
            • 3.Sf4#
          • 2...Kxd3
            • 3.Qe3#
      • 1...Bxb2
        • 2.Qe1+
          • 2...Kxd3
            • 3.Qe3#
      • 1...f4
        • 2.Sc5
          • threat
            • 3.Se4#

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