MESON Chess Problem Database

Problem Display
PID: 106157 (4k2r/2Q5/7p/p7/8/8/8/R3K3 w Qk - 0 1)

Hoffmann, Martin Wolfgang

Die Verwendurg der Rochade, 1976

4k2r/2Q5/7p/p7/8/8/8/R3K3

#3

3 + 4

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Kf8
      • 2.Rb1
        • threat
          • 3.Rb8#
        • 2...Ke8
          • 3.Rb8#
        • 2...Kg8
          • 3.Rb8#
      • 2.Rd1
        • threat
          • 3.Rd8#
        • 2...Ke8
          • 3.Rd8#
        • 2...Kg8
          • 3.Rd8#
      • 2.Rxa5
        • threat
          • 3.Ra8#
        • 2...Ke8
          • 3.Ra8#
        • 2...Kg8
          • 3.Ra8#
      • 2.0-0-0
        • threat
          • 3.Rd8#
        • 2...Ke8
          • 3.Rd8#
        • 2...Kg8
          • 3.Rd8#
  • Tries
    • 1.Rb1?
      • threat
        • 2.Rb8#
      • 1...Kf8
        • 2.Rb8#
      • 1...0-0!
    • 1.Rd1?
      • threat
        • 2.Rd8#
      • 1...Kf8
        • 2.Rd8#
      • 1...0-0!
    • 1.Rxa5?
      • threat
        • 2.Ra8#
      • 1...Kf8
        • 2.Ra8#
      • 1...0-0!
    • 1.Qd7+?
      • 1...Kf8
        • 2.Rb1
          • threat
            • 3.Rb8#
          • 2...Kg8
            • 3.Rb8#
        • 2.Rc1
          • threat
            • 3.Rc8#
          • 2...Kg8
            • 3.Rc8#
        • 2.Rxa5
          • threat
            • 3.Ra8#
          • 2...Kg8
            • 3.Ra8#
      • 1...Kxd7!
  • Keys
    • 1.0-0-0!
      • threat
        • 2.Rd8#
      • 1...0-0
        • 2.Rg1+
          • 2...Kh8
            • 3.Qg7#

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