MESON Chess Problem Database

Problem Display
PID: 188862 (6n1/1k6/RPN5/4K3/6b1/8/8/7Q w - - 0 1)

Cumpe, Josef

Svetozor, 1911

6n1/1k6/RPN5/4K3/6b1/8/8/7Q

#3

5 + 3

6490 yacpdb 2019

SOLUTION

  • SOUND
  • Sets
    • 1...Kc8
      • 2.Ra7
        • threat
          • 3.Rc7#
    • 1...Bc8
      • 2.Sb4+
        • 2...Kb8
          • 3.Ra8#
          • 3.Qa8#
      • 2.Sb8+
        • 2...Kxb8
          • 3.Ra8#
          • 3.Qa8#
  • Tries
    • 1.Sb4+?
      • 1...Kc8
        • 2.Ra8+
          • 2...Kd7
            • 3.Qb7#
        • 2.Qd5
          • threat
            • 3.Ra8#
          • 2...Kb8
            • 3.Ra8#
            • 3.Qa8#
        • 2.Qa8+
          • 2...Kd7
            • 3.Ra7#
      • 1...Bf3!
    • 1.Sa5+?
      • 1...Kc8
        • 2.Ra8+
          • 2...Kd7
            • 3.Qb7#
        • 2.Qd5
          • threat
            • 3.Ra8#
          • 2...Kb8
            • 3.Ra8#
            • 3.Qb7#
            • 3.Qa8#
        • 2.Qa8+
          • 2...Kd7
            • 3.Ra7#
      • 1...Kxa6!
    • 1.Sd8+?
      • 1...Kc8
        • 2.Qd5
          • threat
            • 3.Ra8#
          • 2...Kb8
            • 3.Ra8#
            • 3.Qb7#
            • 3.Qa8#
      • 1...Kxa6!
    • 1.Ra7+?
      • 1...Kc8
        • 2.Rc7#
      • 1...Kxb6!
  • Keys
    • 1.Qb1!
      • threat
        • 2.Ra7+
          • 2...Kxc6
            • 3.Rc7#
          • 2...Kc8
            • 3.Rc7#
      • 1...Kxa6
        • 2.b7
          • threat
            • 3.b8S#
      • 1...Kxc6
        • 2.Ra7
          • threat
            • 3.Rc7#
          • 2...Kc5
            • 3.Rc7#
      • 1...Kc8
        • 2.Ra7
          • threat
            • 3.Rc7#
      • 1...Bf3
        • 2.Ra7+
          • 2...Kxc6
            • 3.Rc7#
          • 2...Kc8
            • 3.Rc7#
            • 3.Qf5#
      • 1...Bd1
        • 2.Ra7+
          • 2...Kxc6
            • 3.Rc7#
          • 2...Kc8
            • 3.Rc7#
            • 3.Qf5#
      • 1...Be2
        • 2.Ra7+
          • 2...Kxc6
            • 3.Rc7#
          • 2...Kc8
            • 3.Rc7#
            • 3.Qf5#
      • 1...Bf5
        • 2.Ra7+
          • 2...Kxc6
            • 3.Rc7#
          • 2...Kc8
            • 3.Rc7#
            • 3.Qxf5#
      • 1...Bh5
        • 2.Ra7+
          • 2...Kxc6
            • 3.Rc7#
          • 2...Kc8
            • 3.Rc7#
            • 3.Qf5#
      • 1...Bc8
        • 2.Ra7+
          • 2...Kxc6
            • 3.Rc7#

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