MESON Chess Problem Database

Problem Display
PID: 254801 (2k5/1pBp4/5rpK/1N1P2P1/1P6/7Q/8/8 w - - 0 1)

Iskra, Leonid Grigorievich

2nd HM., Schach, 1968

2k5/1pBp4/5rpK/1N1P2P1/1P6/7Q/8/8

#3

7 + 5

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Sets
    • 1...Ra6
      • 2.Qc3
        • threat
          • 3.Qh8#
        • 2...b6
          • 3.Sd6#
        • 2...d6
          • 3.Qh3#
        • 2...Re6
          • 3.Sa7#
        • 2...Rf6
          • 3.Sa7#
    • 1...Rd6
      • 2.Qc3
        • threat
          • 3.Sxd6#
          • 3.Sa7#
          • 3.Qh8#
  • Tries
    • 1.d6?
      • threat
        • 2.Sa7#
      • 1...Rxd6
        • 2.Qc3
          • threat
            • 3.Sxd6#
            • 3.Sa7#
            • 3.Qh8#
      • 1...b6!
  • Keys
    • 1.Qa3!
      • threat
        • 2.Qa8#
      • 1...d6
        • 2.Qa8+
          • 2...Kd7
            • 3.Qd8#
      • 1...Ra6
        • 2.Qc3
          • threat
            • 3.Qh8#
          • 2...b6
            • 3.Sd6#
          • 2...d6
            • 3.Qh3#
          • 2...Re6
            • 3.Sa7#
          • 2...Rf6
            • 3.Sa7#

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