MESON Chess Problem Database

Problem Display
PID: 266393 (K1B5/8/6p1/6Pp/1p2k3/3N4/3Q4/8 w - - 0 1)

Petrasinovic, Petrasin

Schweizerische Schachzeitung, 2019

K1B5/8/6p1/6Pp/1p2k3/3N4/3Q4/8

#4

5 + 4

SOLUTION

  • SOUND
  • Keys
    • 1.Bd7!
      • threat
        • 2.Qe2+
          • 2...Kd4
            • 3.Bb5
              • threat
                • 4.Qe5#
              • 3...Kc3
                • 4.Qb2#
              • 3...Kd5
                • 4.Qe5#
          • 2...Kd5
            • 3.Bb5
              • threat
                • 4.Qe5#
              • 3...Kd4
                • 4.Qe5#
              • 3...Kd6
                • 4.Qe5#
      • 1...Kf3
        • 2.Bc6+
          • 2...Kg3
            • 3.Qf4+
              • 3...Kh3
                • 4.Sf2#
          • 2...Kg4
            • 3.Qf4+
              • 3...Kh3
                • 4.Sf2#
      • 1...Kd4
        • 2.Bb5
          • threat
            • 3.Qe1
              • threat
                • 4.Qe5#
              • 3...Kd5
                • 4.Qe5#
            • 3.Qe2
              • threat
                • 4.Qe5#
              • 3...Kc3
                • 4.Qb2#
              • 3...Kd5
                • 4.Qe5#
          • 2...Ke4
            • 3.Qf4+
              • 3...Kd5
                • 4.Qe5#
          • 2...Kd5
            • 3.Qe1
              • threat
                • 4.Qe5#
              • 3...Kd4
                • 4.Qe5#
              • 3...Kd6
                • 4.Qe5#
            • 3.Qe3
              • threat
                • 4.Qe5#
              • 3...Kd6
                • 4.Qe5#
            • 3.Qe2
              • threat
                • 4.Qe5#
              • 3...Kd4
                • 4.Qe5#
              • 3...Kd6
                • 4.Qe5#
      • 1...Kd5
        • 2.Qxb4
          • 2...h4
            • 3.Bh3
              • 3...Kc6
                • 4.Qc5#
      • 1...b3
        • 2.Qe2+
          • 2...Kd4
            • 3.Bb5
              • threat
                • 4.Qe5#
              • 3...Kc3
                • 4.Qb2#
              • 3...Kd5
                • 4.Qe5#
          • 2...Kd5
            • 3.Qe5+
              • 3...Kc4
                • 4.Bb5#
            • 3.Bb5
              • threat
                • 4.Qe5#
              • 3...Kd4
                • 4.Qe5#
              • 3...Kd6
                • 4.Qe5#

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