MESON Chess Problem Database

Problem Display
PID: 44338 (b4K1N/pk6/p3p3/2P1N3/P2P2B1/8/7B/8 w - - 0 1)

Nasra, Gabriel G

The Problemist, 1929

b4K1N/pk6/p3p3/2P1N3/P2P2B1/8/7B/8

#4

8 + 5

SOLUTION

  • SOUND
  • Keys
    • 1.Sef7!
      • threat
        • 2.Sd8+
          • 2...Kc8
            • 3.Bxe6+
              • 3...Kxd8
                • 4.Sf7#
        • 2.Bxe6
          • threat
            • 3.Sd8#
          • 2...a5
            • 3.Sd8+
              • 3...Ka6
                • 4.Bc4#
        • 2.Ke7
          • threat
            • 3.Sd8+
              • 3...Kc8
                • 4.Bxe6#
          • 2...Kc8
            • 3.Bxe6+
              • 3...Kb7
                • 4.Sd8#
          • 2...a5
            • 3.Sd8+
              • 3...Ka6
                • 4.Be2#
              • 3...Kc8
                • 4.Bxe6#
          • 2...e5
            • 3.Sd8+
              • 3...Kc7
                • 4.Bxe5#
              • 3...Kb8
                • 4.Bxe5#
        • 2.Ke8
          • threat
            • 3.Sd8+
              • 3...Kc8
                • 4.Bxe6#
          • 2...Kc8
            • 3.Bxe6+
              • 3...Kb7
                • 4.Sd8#
          • 2...a5
            • 3.Sd8+
              • 3...Ka6
                • 4.Be2#
              • 3...Kc8
                • 4.Bxe6#
          • 2...e5
            • 3.Sd8+
              • 3...Kc7
                • 4.Bxe5#
              • 3...Kb8
                • 4.Bxe5#
      • 1...e5
        • 2.Sd8+
          • 2...Kc7
            • 3.Bxe5+
              • 3...Kxd8
                • 4.Sf7#
            • 3.Ke7
              • threat
                • 4.Bxe5#
              • 3...Kb8
                • 4.Bxe5#
            • 3.Shf7
              • threat
                • 4.Bxe5#
              • 3...Kb8
                • 4.Bxe5#
        • 2.Bxe5
          • threat
            • 3.Sd8#
          • 2...Kc6
            • 3.Be6
              • threat
                • 4.Sd8#
              • 3...Kb7
                • 4.Sd8#
          • 2...a5
            • 3.Sd8+
              • 3...Ka6
                • 4.Be2#

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