MESON Chess Problem Database

Problem Display
PID: 249787 (3nb3/8/n1p5/6pp/3P1p2/3Pk3/2PNN3/1Q2K3 w - - 0 1)

Vladimirov, Yakov Georgevich

Computer Test FIDE Albums, 1993

3nb3/8/n1p5/6pp/3P1p2/3Pk3/2PNN3/1Q2K3

#4

7 + 8

SOLUTION

  • SOUND
  • Keys
    • 1.Kf1!
      • threat
        • 2.Sc4+
          • 2...Kf3
            • 3.Se5+
              • 3...Ke3
                • 4.Qc1#
      • 1...Bf7
        • 2.Qc1
          • threat
            • 3.Sc4+
              • 3...Kf3
                • 4.Se5#
          • 2...Bc4
            • 3.Sxc4+
              • 3...Kf3
                • 4.Se5#
          • 2...g4
            • 3.Sb1+
              • 3...Kf3
                • 4.Qxf4#
            • 3.Sb3+
              • 3...Kf3
                • 4.Qxf4#
            • 3.Sf3+
              • 3...Kxf3
                • 4.Qxf4#
            • 3.Sc4+
              • 3...Kf3
                • 4.Se5#
                • 4.Qxf4#
            • 3.Se4+
              • 3...Kf3
                • 4.Sg1#
                • 4.Sg5#
                • 4.Qxf4#
      • 1...Sf7
        • 2.Qe1
          • threat
            • 3.Sc3+
              • 3...Kxd4
                • 4.Sb3#
          • 2...Sc5
            • 3.Sc3+
              • 3...Kxd4
                • 4.Sf3#
          • 2...c5
            • 3.Sc3+
              • 3...Kxd4
                • 4.Sb3#
                • 4.Sf3#
      • 1...g4
        • 2.Sc4+
          • 2...Kf3
            • 3.Se5+
              • 3...Ke3
                • 4.Qc1#
            • 3.Qc1
              • threat
                • 4.Se5#
                • 4.Qxf4#
        • 2.Se4
          • threat
            • 3.Qc1+
              • 3...Kf3
                • 4.Sg1#
                • 4.Sg5#
                • 4.Qxf4#
            • 3.Sg5
              • threat
                • 4.Qc1#
              • 3...Kd2
                • 4.Qc1#
          • 2...Kf3
            • 3.Sg5+
              • 3...Ke3
                • 4.Qc1#
            • 3.Qc1
              • threat
                • 4.Sg1#
                • 4.Sg5#
                • 4.Qxf4#
          • 2...Se6
            • 3.Qc1+
              • 3...Kf3
                • 4.Sg1#
          • 2...Sf7
            • 3.Qc1+
              • 3...Kf3
                • 4.Sg1#
                • 4.Qxf4#
          • 2...g3
            • 3.Qc1+
              • 3...Kf3
                • 4.Qxf4#
        • 2.Qc1
          • threat
            • 3.Sb1+
              • 3...Kf3
                • 4.Qxf4#
            • 3.Sb3+
              • 3...Kf3
                • 4.Qxf4#
            • 3.Sf3+
              • 3...Kxf3
                • 4.Qxf4#
            • 3.Sc4+
              • 3...Kf3
                • 4.Se5#
                • 4.Qxf4#
            • 3.Se4+
              • 3...Kf3
                • 4.Sg1#
                • 4.Sg5#
                • 4.Qxf4#
          • 2...Se6
            • 3.Sc4+
              • 3...Kf3
                • 4.Se5#
            • 3.Se4+
              • 3...Kf3
                • 4.Sg1#
        • 2.Qe1
          • threat
            • 3.Sc4+
              • 3...Kf3
                • 4.Sg1#
                • 4.Qf2#
            • 3.Sc3+
              • 3...Kxd4
                • 4.Sb3#
            • 3.Sxf4+
              • 3...Kxd4
                • 4.Sb3#
              • 3...Kxf4
                • 4.Qe5#
            • 3.Sb3
              • threat
                • 4.Sg1#
                • 4.Qf2#
              • 3...Kf3
                • 4.Sg1#
                • 4.Qf2#
            • 3.Sf3
              • threat
                • 4.Seg1#
                • 4.Qf2#
              • 3...Kxf3
                • 4.Sg1#
                • 4.Qf2#
              • 3...gxf3
                • 4.Qc1#

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