Problem Display
PID: 151651 (4B1K1/8/p7/k1B2p1p/1p1Nppb1/b3r2q/4p3/4Q3 w - - 0 1)

Kraemer, Adolf Herrmann Rudolf Ferdinand

1st Prize, Denken und Raten, 1930-1931

4B1K1/8/p7/k1B2p1p/1p1Nppb1/b3r2q/4p3/4Q3

#3

5 + 12


133 The Problemist Supplement 2013

SOLUTION


  • SOUND
  • Sets
    • 1...Qf1
      • 2.Qh4
        • threat
          • 3.Qd8#
    • 1...Qf3
      • 2.Qh4
        • threat
          • 3.Qd8#
    • 1...Qh4
      • 2.Qxh4
        • threat
          • 3.Qd8#
    • 1...Rb3
      • 2.Qh4
        • threat
          • 3.Qd8#
        • 2...Qxh4
          • 3.Sxb3#
    • 1...Bc1
      • 2.Qxb4#
    • 1...Bb2
      • 2.Qxb4#
  • Tries
    • 1.Qg1?
      • threat
        • 2.Sb3+
          • 2...Rxb3
            • 3.Bb6#
      • 1...Rc3
        • 2.Sb3+
          • 2...Rxb3
            • 3.Bb6#
      • 1...Rd3
        • 2.Sb3+
          • 2...Rxb3
            • 3.Bb6#
      • 1...Rf3
        • 2.Sb3+
          • 2...Rxb3
            • 3.Bb6#
      • 1...Rg3
        • 2.Sb3+
          • 2...Rxb3
            • 3.Bb6#
      • 1...b3
        • 2.Qe1+
          • 2...Rc3
            • 3.Sxb3#
          • 2...Bb4
            • 3.Qxb4#
      • 1...Rb3!
  • Keys
    • 1.Qf2!
      • threat
        • 2.Sb3+
          • 2...Rxb3
            • 3.Bb6#
      • 1...Rb3
        • 2.Qh4
          • threat
            • 3.Qd8#
          • 2...Qxh4
            • 3.Sxb3#
      • 1...Rc3
        • 2.Sb3+
          • 2...Rxb3
            • 3.Bb6#
      • 1...Rd3
        • 2.Sb3+
          • 2...Rxb3
            • 3.Bb6#
      • 1...Rf3
        • 2.Sb3+
          • 2...Rxb3
            • 3.Bb6#
      • 1...Rg3
        • 2.Sb3+
          • 2...Rxb3
            • 3.Bb6#
      • 1...b3
        • 2.Qe1+
          • 2...Rc3
            • 3.Sxb3#
          • 2...Bb4
            • 3.Qxb4#

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