MESON Chess Problem Database

Problem Display
PID: 150692 (Q7/K1kp4/3p1p2/p3p1P1/8/3p4/1P6/3b4 w - - 0 1)

Ott, Hans

Der Bund, 1959

Q7/K1kp4/3p1p2/p3p1P1/8/3p4/1P6/3b4

#4

4 + 8

15158 Hans Ott Schachprobleme (Kummer) 1986

SOLUTION

  • SOUND
  • Keys
    • 1.b3!
      • threat
        • 2.Qb8+
          • 2...Kc6
            • 3.Qc8+
              • 3...Kb5
                • 4.Qc4#
              • 3...Kd5
                • 4.Qc4#
      • 1...Bxb3
        • 2.gxf6
          • threat
            • 3.Qb7+
              • 3...Kd8
                • 4.Qb8#
          • 2...d5
            • 3.Qb7+
              • 3...Kd6
                • 4.Qb6#
              • 3...Kd8
                • 4.Qb8#
            • 3.Qb8+
              • 3...Kc6
                • 4.Qb6#
          • 2...Bd5
            • 3.Qb8+
              • 3...Kc6
                • 4.Qb6#
      • 1...a4
        • 2.b4
          • threat
            • 3.Qb8+
              • 3...Kc6
                • 4.Qb7#
            • 3.b5
              • threat
                • 4.Qb8#
                • 4.b6#
          • 2...d5
            • 3.Qb8+
              • 3...Kc6
                • 4.Qb6#
      • 1...e4
        • 2.gxf6
          • threat
            • 3.Qb7+
              • 3...Kd8
                • 4.Qb8#
          • 2...d5
            • 3.Qb8+
              • 3...Kc6
                • 4.Qb6#

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