Problem Display
PID: 35076 (n1r5/2p5/Pnp5/kNR5/8/3N4/K7/8 w - - 0 1)

Loyd, Sam

Source?, 0000

n1r5/2p5/Pnp5/kNR5/8/3N4/K7/8

#4

5 + 6


5206 Sam Loyd and His Chess Problems 1913

SOLUTION


  • SOUND
  • Keys
    • 1.Sd4+!
      • 1...Ka4
        • 2.Sxc6
          • threat
            • 3.Sb2#
            • 3.Ra5#
          • 2...Sc4
            • 3.Sb2+
              • 3...Sxb2
                • 4.Ra5#
      • 1...Kxa6
        • 2.Rb5
          • threat
            • 3.Sc5+
              • 3...Ka7
                • 4.Sxc6#
          • 2...Ka7
            • 3.Sc5
              • threat
                • 4.Sxc6#
              • 3...Kb8
                • 4.Sxc6#
              • 3...cxb5
                • 4.Sc6#
          • 2...Kb7
            • 3.Sc5+
              • 3...Ka7
                • 4.Sxc6#
              • 3...Kb8
                • 4.Sxc6#
          • 2...cxb5
            • 3.Sc5+
              • 3...Ka5
                • 4.Sc6#
              • 3...Ka7
                • 4.Sc6#
          • 2...Rb8
            • 3.Sc5+
              • 3...Ka7
                • 4.Sxc6#
                • 4.Ra5#
          • 2...Sa4
            • 3.Sb4+
              • 3...Ka7
                • 4.Sdxc6#
          • 2...Sc4
            • 3.Sb4+
              • 3...Ka7
                • 4.Sdxc6#
            • 3.Sc5+
              • 3...Ka7
                • 4.Sxc6#
                • 4.Rb7#
          • 2...Sd5
            • 3.Sc5+
              • 3...Ka7
                • 4.Sxc6#
                • 4.Rb7#
          • 2...Sd7
            • 3.Sb4+
              • 3...Ka7
                • 4.Sdxc6#
          • 2...c5
            • 3.Sxc5+
              • 3...Ka7
                • 4.Sc6#

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