MESON Chess Problem Database

Problem Display
PID: 252728 (8/8/p6B/8/K7/R1N5/1k6/8 w - - 0 1)

Langberg, Carl

Schackvarlden, 1939

8/8/p6B/8/K7/R1N5/1k6/8

#3

4 + 2

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Sd1+?
      • 1...Kb1
        • 2.Kb3
          • 2...a5
            • 3.Sc3#
      • 1...Kc2!
    • 1.Bg7?
      • threat
        • 2.Ra2+
          • 2...Kc1
            • 3.Bh6#
      • 1...Kc1
        • 2.Ra2
          • 2...a5
            • 3.Bh6#
      • 1...Kc2!
    • 1.Rb3+?
      • 1...Ka1
        • 2.Rb1#
      • 1...Kc2!
  • Keys
    • 1.Kb4!
      • threat
        • 2.Ra2#
      • 1...a5+
        • 2.Kc4
          • threat
            • 3.Ra2#
          • 2...Kc2
            • 3.Ra2#
          • 2...Kxa3
            • 3.Bc1#
      • 1...Kc2
        • 2.Kc4
          • threat
            • 3.Ra2#
          • 2...Kb2
            • 3.Ra2#
        • 2.Ra2+
          • 2...Kd3
            • 3.Rd2#

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