Problem Display
PID: 176896 (5K2/3N4/8/2pk4/3N4/8/8/Q2B4 w - - 0 1)

Sonnenfeld, Felix Alexander

Schach-Echo, 1977

5K2/3N4/8/2pk4/3N4/8/8/Q2B4

#3

5 + 2


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Sf6+?
      • 1...Kc4
        • 2.Be2+
          • 2...Kb4
            • 3.Sd5#
      • 1...Kd6
        • 2.Sb5+
          • 2...Kc6
            • 3.Qa6#
          • 2...Ke6
            • 3.Bg4#
      • 1...Ke5!
  • Keys
    • 1.Sb5!
      • 1...Kc4
        • 2.Qa2+
          • 2...Kd3
            • 3.Qe2#
          • 2...Kb4
            • 3.Qa4#
          • 2...Kxb5
            • 3.Qa4#
      • 1...Ke4
        • 2.Qe5+
          • 2...Kd3
            • 3.Qe2#
      • 1...Kc6
        • 2.Qa8+
          • 2...Kxb5
            • 3.Qa4#
          • 2...Kxd7
            • 3.Bg4#
            • 3.Qe8#
      • 1...Ke6
        • 2.Qe5+
          • 2...Kxd7
            • 3.Qe8#
      • 1...c4
        • 2.Qa8+
          • 2...Ke6
            • 3.Bg4#

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