MESON Chess Problem Database

Problem Display
PID: 230059 (8/8/N5Q1/p2k4/P4P2/8/4p1p1/4NbK1 w - - 0 1)

O'Keefe, John James

Die Schwalbe, 1934

8/8/N5Q1/p2k4/P4P2/8/4p1p1/4NbK1

#4

6 + 5

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Qb6!
      • threat
        • 2.Qg6
          • 2...Kc4
            • 3.Qd3#
          • 2...Kd4
            • 3.Qd3#
      • 1...Kc4
        • 2.Qb1
          • threat
            • 3.Qd3#
          • 2...Kc3
            • 3.Qc2+
              • 3...Kd4
                • 4.Qd3#
          • 2...Kd5
            • 3.Qg6
              • 3...Kc4
                • 4.Qd3#
              • 3...Kd4
                • 4.Qd3#
      • 1...Ke4
        • 2.Qf6
          • threat
            • 3.Qe5#
          • 2...Ke3
            • 3.Qd6
              • 3...Ke4
                • 4.Qe5#
          • 2...Kd5
            • 3.Qg6
              • 3...Kc4
                • 4.Qd3#
              • 3...Kd4
                • 4.Qd3#

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