MESON Chess Problem Database

Problem Display
PID: 101924 (2k5/3NB1K1/3Q4/1b6/n7/8/8/8 w - - 0 1)

Spiess, Jean-Yves

diagrammes, 1990

2k5/3NB1K1/3Q4/1b6/n7/8/8/8

#3

4 + 3

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Bf1
      • 2.Qc6#
    • 1...Be2
      • 2.Qc6#
    • 1...Bd3
      • 2.Qc6#
    • 1...Bc4
      • 2.Qc6#
    • 1...Ba6
      • 2.Qc6#
    • 1...Bc6
      • 2.Qxc6#
  • Tries
    • 1.Sc5?
      • threat
        • 2.Qd8#
      • 1...Bd7
        • 2.Bd8
          • threat
            • 3.Qc7#
          • 2...Kxd8
            • 3.Qxd7#
        • 2.Qa6+
          • 2...Kc7
            • 3.Qb7#
          • 2...Kb8
            • 3.Bd6#
            • 3.Qb7#
        • 2.Qxd7+
          • 2...Kb8
            • 3.Qb7#
      • 1...Sxc5!
  • Keys
    • 1.Bd8!
      • threat
        • 2.Qc7#
      • 1...Kb7
        • 2.Qc7+
          • 2...Ka6
            • 3.Sb8#
          • 2...Ka8
            • 3.Qb8#
      • 1...Kxd8
        • 2.Sb6+
          • 2...Ke8
            • 3.Qf8#
          • 2...Bd7
            • 3.Qxd7#

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