MESON Chess Problem Database

Problem Display
PID: 128515 (8/8/8/3NK3/3N4/2Q2ppp/1p6/nk2nr2 w - - 0 1)

Libich, Milos

Sachove umeni (Ceskoslovensky sach), 1953

8/8/8/3NK3/3N4/2Q2ppp/1p6/nk2nr2

#4

4 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Keys
    • 1.Kf6!
      • threat
        • 2.Qe3
          • threat
            • 3.Sc3#
          • 2...Ka2
            • 3.Sc3+
              • 3...Ka3
                • 4.Qe7#
          • 2...Sac2
            • 3.Sc3+
              • 3...Ka1
                • 4.Sb3#
          • 2...Sb3
            • 3.Sc3+
              • 3...Ka1
                • 4.Sxb3#
      • 1...Ka2
        • 2.Qa5+
          • 2...Kb1
            • 3.Sc3+
              • 3...Kc1
                • 4.Qg5#
      • 1...Sac2
        • 2.Qxc2+
          • 2...Ka1
            • 3.Sc3
              • threat
                • 4.Sb3#
                • 4.Qb1#
                • 4.Qa4#
              • 3...b1Q
                • 4.Qxb1#
              • 3...b1R
                • 4.Qxb1#
                • 4.Qa2#
          • 2...Ka2
            • 3.Sc3+
              • 3...Ka1
                • 4.Sb3#
                • 4.Qb1#
                • 4.Qa4#
              • 3...Ka3
                • 4.Qb3#
                • 4.Qa4#
            • 3.Sb4+
              • 3...Ka1
                • 4.Sb3#
              • 3...Ka3
                • 4.Qb3#
          • 2...Sxc2
            • 3.Sc3+
              • 3...Ka1
                • 4.Sxc2#
                • 4.Sb3#
              • 3...Kc1
                • 4.Sb3#
      • 1...Sb3
        • 2.Qc2+
          • 2...Ka1
            • 3.Sc3
              • threat
                • 4.Sxb3#
                • 4.Qb1#
              • 3...b1Q
                • 4.Qxb1#
              • 3...b1R
                • 4.Qxb1#
                • 4.Qa2#
              • 3...Sd2
                • 4.Qa4#
          • 2...Ka2
            • 3.Sc3+
              • 3...Ka1
                • 4.Sxb3#
                • 4.Qb1#
              • 3...Ka3
                • 4.Qxb3#
            • 3.Sb4+
              • 3...Ka1
                • 4.Sxb3#
              • 3...Ka3
                • 4.Qxb3#
          • 2...Sxc2
            • 3.Sc3+
              • 3...Ka1
                • 4.Sxc2#
                • 4.Sxb3#
              • 3...Kc1
                • 4.Sxb3#
      • 1...Sec2
        • 2.Qxc2+
          • 2...Ka2
            • 3.Sc3+
              • 3...Ka3
                • 4.Qa4#
          • 2...Sxc2
            • 3.Sc3+
              • 3...Ka1
                • 4.Sxc2#
                • 4.Sb3#
              • 3...Kc1
                • 4.Sb3#
      • 1...Rf2
        • 2.Qxe1+
          • 2...Ka2
            • 3.Sc3+
              • 3...Ka3
                • 4.Qe7#
      • 1...Sg2
        • 2.Qc2+
          • 2...Ka2
            • 3.Sc3+
              • 3...Ka3
                • 4.Qa4#
          • 2...Sxc2
            • 3.Sc3+
              • 3...Ka1
                • 4.Sxc2#
                • 4.Sb3#
              • 3...Kc1
                • 4.Sb3#
      • 1...Sd3
        • 2.Qc2+
          • 2...Ka2
            • 3.Sc3+
              • 3...Ka3
                • 4.Qa4#
          • 2...Sxc2
            • 3.Sc3+
              • 3...Ka1
                • 4.Sxc2#
                • 4.Sb3#
              • 3...Kc1
                • 4.Sb3#
        • 2.Qxd3+
          • 2...Kc1
            • 3.Qe3+
              • 3...Kb1
                • 4.Sc3#
              • 3...Kd1
                • 4.Sc3#
          • 2...Sc2
            • 3.Sc3+
              • 3...Ka1
                • 4.Sxc2#
                • 4.Sb3#
              • 3...Kc1
                • 4.Sb3#
                • 4.Qxc2#

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