MESON Chess Problem Database

Problem Display
PID: 94934 (kB1R4/8/n1PK4/1P6/8/8/8/8 w - - 0 1)

Lisenok, N

Magadanskaya Pravda, 1989

kB1R4/8/n1PK4/1P6/8/8/8/8

#3

5 + 2

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sxb8
      • 2.c7
        • threat
          • 3.cxb8Q#
        • 2...Ka7
          • 3.cxb8Q#
        • 2...Kb7
          • 3.cxb8Q#
  • Tries
    • 1.Ke7?
      • 1...Sxb8
        • 2.c7
          • threat
            • 3.cxb8Q#
          • 2...Ka7
            • 3.cxb8Q#
          • 2...Kb7
            • 3.cxb8Q#
      • 1...Sb4
        • 2.Bh2+
          • 2...Ka7
            • 3.Bg1#
        • 2.Bg3+
          • 2...Ka7
            • 3.Bf2#
        • 2.Bf4+
          • 2...Ka7
            • 3.Be3#
        • 2.Be5+
          • 2...Ka7
            • 3.Bd4#
        • 2.Bd6+
          • 2...Ka7
            • 3.Bc5#
      • 1...Sc5
        • 2.Bd6+
          • 2...Ka7
            • 3.Bxc5#
      • 1...Sc7!
    • 1.Ba7+?
      • 1...Sb8
        • 2.c7
          • threat
            • 3.cxb8Q#
          • 2...Kxa7
            • 3.cxb8Q#
          • 2...Kb7
            • 3.cxb8Q#
      • 1...Kxa7!
    • 1.Bc7+?
      • 1...Ka7
        • 2.b6#
      • 1...Sb8!
    • 1.b6?
      • threat
        • 2.b7#
      • 1...Sc5
        • 2.Ba7#
        • 2.Bc7#
      • 1...Sxb8!
  • Keys
    • 1.Ke5!
      • 1...Sxb8
        • 2.c7
          • threat
            • 3.cxb8Q#
          • 2...Ka7
            • 3.cxb8Q#
          • 2...Kb7
            • 3.cxb8Q#
      • 1...Sb4
        • 2.Bd6+
          • 2...Ka7
            • 3.Bc5#
      • 1...Sc5
        • 2.Bd6+
          • 2...Ka7
            • 3.Bxc5#
      • 1...Sc7
        • 2.b6
          • threat
            • 3.Ba7#
            • 3.Bxc7#
            • 3.b7#

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