MESON Chess Problem Database

Problem Display
PID: 90635 (1n1n3q/Q7/5p2/5p1b/4p1p1/p1K4R/p6p/k5b1 w - - 0 1)

Brunner, Erich Anselm

Die Schwalbe, 1935

1n1n3q/Q7/5p2/5p1b/4p1p1/p1K4R/p6p/k5b1

#4

3 + 13

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Keys
    • 1.Rf3!
      • threat
        • 2.Rf1#
      • 1...exf3
        • 2.Qa4
          • threat
            • 3.Qd1#
          • 2...Bd4+
            • 3.Qxd4
              • threat
                • 4.Kc2#
                • 4.Qd1#
              • 3...Kb1
                • 4.Qd1#
          • 2...Qh6
            • 3.Qd1+
              • 3...Qc1+
                • 4.Qxc1#
          • 2...Be3
            • 3.Qd1+
              • 3...Bc1
                • 4.Qxc1#
      • 1...gxf3
        • 2.Qa4
          • threat
            • 3.Qd1#
          • 2...Bd4+
            • 3.Qxd4
              • threat
                • 4.Kc2#
                • 4.Qd1#
              • 3...Kb1
                • 4.Qd1#
          • 2...Qh6
            • 3.Qd1+
              • 3...Qc1+
                • 4.Qxc1#
          • 2...Be3
            • 3.Qd1+
              • 3...Bc1
                • 4.Qxc1#
          • 2...f2
            • 3.Qxa3
              • threat
                • 4.Qc1#
                • 4.Qb2#
              • 3...Kb1
                • 4.Qb2#
      • 1...Bf2
        • 2.Qxf2
          • threat
            • 3.Qe1#
            • 3.Qf1#
          • 2...h1Q
            • 3.Qf1+
              • 3...Qxf1
                • 4.Rxf1#
          • 2...h1R
            • 3.Qf1+
              • 3...Rxf1
                • 4.Rxf1#
          • 2...Qh6
            • 3.Qe1+
              • 3...Qc1+
                • 4.Qxc1#
            • 3.Qf1+
              • 3...Qc1+
                • 4.Qxc1#

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