MESON Chess Problem Database

Problem Display
PID: 248561 (kN6/3pp2b/4p1p1/p3P3/2N3nb/3p2p1/KR6/8 w - - 0 1)

Koloc, Jan

Sachove umeni (Ceskoslovensky sach), 1961

kN6/3pp2b/4p1p1/p3P3/2N3nb/3p2p1/KR6/8

#4

5 + 11

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Sa6!
      • threat
        • 2.Sc7+
          • 2...Ka7
            • 3.Sxa5
              • threat
                • 4.Rb7#
        • 2.Sxa5
          • threat
            • 3.Sc7+
              • 3...Ka7
                • 4.Rb7#
            • 3.Rb7
              • threat
                • 4.Sc7#
          • 2...Ka7
            • 3.Sc7
              • threat
                • 4.Rb7#
      • 1...Ka7
        • 2.Sc5
          • threat
            • 3.Rb7+
              • 3...Ka8
                • 4.Sb6#
          • 2...Ka8
            • 3.Rb7
              • threat
                • 4.Sb6#
      • 1...a4
        • 2.Sc7+
          • 2...Ka7
            • 3.Sa5
              • threat
                • 4.Rb7#
        • 2.Sa5
          • threat
            • 3.Sc7+
              • 3...Ka7
                • 4.Rb7#
            • 3.Rb7
              • threat
                • 4.Sc7#
          • 2...Ka7
            • 3.Sc7
              • threat
                • 4.Rb7#
      • 1...g5
        • 2.Sb6+
          • 2...Ka7
            • 3.Sc8+
              • 3...Kxa6
                • 4.Rb6#
              • 3...Ka8
                • 4.Sc7#
                • 4.Rb8#
          • 2...Kb7
            • 3.Sc8+
              • 3...Kxa6
                • 4.Rb6#
              • 3...Kc6
                • 4.Sxe7#
              • 3...Ka8
                • 4.Sc7#
                • 4.Rb8#
              • 3...Kxc8
                • 4.Rb8#
      • 1...d5
        • 2.Sc7+
          • 2...Ka7
            • 3.Sxa5
              • threat
                • 4.Sc6#
                • 4.Rb7#
        • 2.Sxa5
          • threat
            • 3.Sc7+
              • 3...Ka7
                • 4.Sc6#
                • 4.Rb7#
            • 3.Sc6
              • threat
                • 4.Sc7#
                • 4.Rb8#
            • 3.Rb7
              • threat
                • 4.Sc7#
          • 2...Ka7
            • 3.Sc7
              • threat
                • 4.Sc6#
                • 4.Rb7#
      • 1...d6
        • 2.Sc7+
          • 2...Ka7
            • 3.Sxa5
              • threat
                • 4.Sc6#
                • 4.Rb7#
        • 2.Sxa5
          • threat
            • 3.Sc7+
              • 3...Ka7
                • 4.Sc6#
                • 4.Rb7#
            • 3.Sc6
              • threat
                • 4.Sc7#
                • 4.Rb8#
            • 3.Rb7
              • threat
                • 4.Sc7#
          • 2...Ka7
            • 3.Sc7
              • threat
                • 4.Sc6#
                • 4.Rb7#

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