Problem Display
PID: 216410 (5BBK/2p5/P5P1/3N4/3k1pp1/2p5/2Q5/1n6 w - - 0 1)

Becker, I

Probleemblad, 1980

5BBK/2p5/P5P1/3N4/3k1pp1/2p5/2Q5/1n6

#3

7 + 6


91 Israel Ring Ty. 1982
1077 Boletim da UBP 1987

SOLUTION


  • SOUND
  • Tries
    • 1.Sb4?
      • threat
        • 2.Qd3+
          • 2...Ke5
            • 3.Bg7#
      • 1...Ke5
        • 2.Sc6+
          • 2...Kf6
            • 3.Be7#
      • 1...f3
        • 2.Sc6+
          • 2...Ke3
            • 3.Bh6#
      • 1...Ke3!
    • 1.Sf6?
      • threat
        • 2.Qe4#
      • 1...Ke3
        • 2.Bc5+
          • 2...Kf3
            • 3.Qf2#
      • 1...Ke5
        • 2.Sd7+
          • 2...Kd4
            • 3.Bc5#
        • 2.Qe4+
          • 2...Kxf6
            • 3.Be7#
      • 1...Sd2!
    • 1.Qa4+?
      • 1...Ke5
        • 2.Qxf4#
      • 1...Kd3!
  • Keys
    • 1.Se7!
      • threat
        • 2.Sf5+
          • 2...Ke5
            • 3.Bg7#
      • 1...Ke3
        • 2.Sf5+
          • 2...Kf3
            • 3.Bd5#
      • 1...Kc5
        • 2.Qa4
          • threat
            • 3.Sd5#
            • 3.Sc8#
          • 2...Kb6
            • 3.Sc8#
          • 2...Kd6
            • 3.Qd4#
      • 1...Ke5
        • 2.Sc6+
          • 2...Kf6
            • 3.Be7#
      • 1...f3
        • 2.Sc6+
          • 2...Ke3
            • 3.Bh6#

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