MESON Chess Problem Database

Problem Display
PID: 113473 (8/7p/7p/3Qp2K/4P1Pp/N2P1P1P/3P4/k6r w - - 0 1)

Pachman, Vladimir

Shakhmaty v SSSR, 1951

8/7p/7p/3Qp2K/4P1Pp/N2P1P1P/3P4/k6r

#4

9 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Keys
    • 1.Qc4!
      • threat
        • 2.Qc3+
          • 2...Ka2
            • 3.Sc4
              • threat
                • 4.Qb2#
              • 3...Kb1
                • 4.Qb2#
              • 3...Rb1
                • 4.Qa3#
      • 1...Kb2
        • 2.Qc3+
          • 2...Ka2
            • 3.Sc4
              • threat
                • 4.Qb2#
              • 3...Kb1
                • 4.Qb2#
              • 3...Rb1
                • 4.Qa3#
      • 1...Rb1
        • 2.Sc2+
          • 2...Kb2
            • 3.Qc3+
              • 3...Kc1
                • 4.Se3#
              • 3...Ka2
                • 4.Qa3#
      • 1...Rd1
        • 2.Qc2
          • 2...Rc1
            • 3.Qb3
              • 3...Rb1
                • 4.Sc2#
                • 4.Qxb1#
              • 3...Rd1
                • 4.Sc2#
              • 3...Re1
                • 4.Sc2#
              • 3...Rf1
                • 4.Sc2#
              • 3...Rg1
                • 4.Sc2#
              • 3...Rh1
                • 4.Sc2#
              • 3...Rc2
                • 4.Sxc2#
                • 4.Qb1#
              • 3...Rc3
                • 4.Qb1#
              • 3...Rc4
                • 4.Qb1#
              • 3...Rc5
                • 4.Qb1#
              • 3...Rc6
                • 4.Qb1#
              • 3...Rc7
                • 4.Qb1#
              • 3...Rc8
                • 4.Qb1#
          • 2...Re1
            • 3.Sc4
              • threat
                • 4.Qb2#
              • 3...Rb1
                • 4.Qa4#
          • 2...Rf1
            • 3.Sc4
              • threat
                • 4.Qb2#
              • 3...Rb1
                • 4.Qa4#
          • 2...Rg1
            • 3.Sc4
              • threat
                • 4.Qb2#
              • 3...Rb1
                • 4.Qa4#
          • 2...Rh1
            • 3.Sc4
              • threat
                • 4.Qb2#
              • 3...Rb1
                • 4.Qa4#
      • 1...Re1
        • 2.Qc3+
          • 2...Ka2
            • 3.Sc4
              • threat
                • 4.Qb2#
              • 3...Kb1
                • 4.Qb2#
              • 3...Rb1
                • 4.Qa3#
      • 1...Rf1
        • 2.Qc3+
          • 2...Ka2
            • 3.Sc4
              • threat
                • 4.Qb2#
              • 3...Kb1
                • 4.Qb2#
              • 3...Rb1
                • 4.Qa3#
      • 1...Rg1
        • 2.Qc3+
          • 2...Ka2
            • 3.Sc4
              • threat
                • 4.Qb2#
              • 3...Kb1
                • 4.Qb2#
              • 3...Rb1
                • 4.Qa3#

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