MESON Chess Problem Database

Problem Display
PID: 202720 (1Q6/8/2p5/2p5/2kp4/1N3PK1/3B4/8 w - - 0 1)

Petrasinovic, Petrasin

Zadachi i Etyudi, 2015

1Q6/8/2p5/2p5/2kp4/1N3PK1/3B4/8

#4

5 + 4

SOLUTION

  • SOUND
  • Keys
    • 1.Kf2!
      • 1...Kd3
        • 2.Sa1
          • threat
            • 3.Qb1+
              • 3...Kxd2
                • 4.Qc2#
              • 3...Kc4
                • 4.Qb3#
            • 3.Qb3+
              • 3...Kxd2
                • 4.Qc2#
            • 3.Ke1
              • threat
                • 4.Qb3#
              • 3...Kc4
                • 4.Qb3#
              • 3...c4
                • 4.Qb1#
            • 3.Be1
              • threat
                • 4.Qb3#
              • 3...Kc4
                • 4.Qb3#
              • 3...c4
                • 4.Qb1#
            • 3.Ba5
              • threat
                • 4.Qb3#
              • 3...Kc4
                • 4.Qb3#
              • 3...c4
                • 4.Qb1#
            • 3.Qb2
              • threat
                • 4.Qc2#
              • 3...Kc4
                • 4.Qb3#
          • 2...Kxd2
            • 3.Qb2+
              • 3...Kd1
                • 4.Qc2#
              • 3...Kd3
                • 4.Qc2#
          • 2...c4
            • 3.Qb1+
              • 3...Kxd2
                • 4.Qc2#
      • 1...Kd5
        • 2.Qg8+
          • 2...Ke5
            • 3.Qf7
              • threat
                • 4.Bf4#
              • 3...Kd6
                • 4.Bf4#
          • 2...Kd6
            • 3.Qf7
              • threat
                • 4.Bf4#
              • 3...Ke5
                • 4.Bf4#
      • 1...d3
        • 2.Qb7
          • 2...Kd5
            • 3.Qf7+
              • 3...Ke5
                • 4.Bf4#
              • 3...Kd6
                • 4.Bf4#

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