Problem Display
PID: 92533 (n5K1/r5p1/2PpN1P1/n1p2R2/3Pkp2/p3p2B/1pP1P3/q1R1N2b w - - 0 1)

Zirkwitz, Thorsten

Schach-Report, 1989

n5K1/r5p1/2PpN1P1/n1p2R2/3Pkp2/p3p2B/1pP1P3/q1R1N2b

#3

11 + 13


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...Bf3
      • 2.exf3#
    • 1...Sb3
      • 2.c3
        • threat
          • 3.Sg5#
    • 1...Sc4
      • 2.Sg5+
        • 2...Kxd4
          • 3.c3#
    • 1...Sxc6
      • 2.Rxf4+
        • 2...Kd5
          • 3.c4#
    • 1...Sb7
      • 2.c4
        • threat
          • 3.Rxf4#
        • 2...cxd4
          • 3.Sg5#
        • 2...f3
          • 3.Rf4#
    • 1...a2
      • 2.c3
        • threat
          • 3.Sg5#
    • 1...f3
      • 2.Sxf3
        • threat
          • 3.Sfg5#
          • 3.Seg5#
        • 2...Bxf3
          • 3.exf3#
    • 1...cxd4
      • 2.Sg5#
    • 1...c4
      • 2.Sg5+
        • 2...Kxd4
          • 3.c3#
      • 2.c3
        • threat
          • 3.Sg5#
    • 1...d5
      • 2.Rxf4#
      • 2.Re5#
  • Tries
    • 1.Sf3?
      • threat
        • 2.Sfg5#
        • 2.Seg5#
      • 1...Qa2
        • 2.Sg5#
      • 1...Bxf3!
    • 1.c4?
      • threat
        • 2.Rxf4#
      • 1...Sxc4
        • 2.Rxc4
          • threat
            • 3.Sg5#
            • 3.dxc5#
            • 3.d5#
      • 1...Rf7!
  • Keys
    • 1.Sd3!
      • threat
        • 2.Sdxc5+
          • 2...dxc5
            • 3.Re5#
      • 1...Sxc6
        • 2.Rxf4+
          • 2...Kd5
            • 3.c4#
      • 1...Sb3
        • 2.c3
          • threat
            • 3.Sg5#
      • 1...Sc4
        • 2.Sg5+
          • 2...Kxd4
            • 3.c3#
      • 1...Sb7
        • 2.c4
          • threat
            • 3.Rxf4#
          • 2...f3
            • 3.Rf4#
      • 1...c4
        • 2.Sdc5+
          • 2...dxc5
            • 3.Re5#
        • 2.Sg5+
          • 2...Kxd4
            • 3.c3#
        • 2.Rxf4+
          • 2...Kd5
            • 3.Sb4#
        • 2.c3
          • threat
            • 3.Sg5#

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