MESON Chess Problem Database

Problem Display
PID: 129939 (8/8/4p1B1/pp6/3Q4/8/1P6/k3N2K w - - 0 1)

Drnek, Josef

Prager Presse, 1924

8/8/4p1B1/pp6/3Q4/8/1P6/k3N2K

#3

5 + 4

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...a4
      • 2.Qb4
        • threat
          • 3.Qa3#
        • 2...Ka2
          • 3.Qa3#
        • 2...a3
          • 3.Qxa3#
  • Tries
    • 1.Sc2+?
      • 1...Kb1
        • 2.Sb4+
          • 2...Ka1
            • 3.b3#
          • 2...Kc1
            • 3.Sa2#
      • 1...Ka2!
    • 1.Qc3?
      • threat
        • 2.Qa3#
      • 1...Ka2
        • 2.Qa3#
      • 1...b4!
    • 1.Qd3?
      • threat
        • 2.Qb1#
        • 2.Qa3#
      • 1...Ka2
        • 2.Qa3#
      • 1...b4
        • 2.Qb1#
      • 1...Kxb2!
    • 1.Qb4?
      • threat
        • 2.Qa3#
      • 1...Ka2
        • 2.Qa3#
      • 1...axb4!
  • Keys
    • 1.Sd3!
      • threat
        • 2.b3+
          • 2...Kb1
            • 3.Qb2#
          • 2...Ka2
            • 3.Qb2#
        • 2.b4+
          • 2...Kb1
            • 3.Qb2#
          • 2...Ka2
            • 3.Qb2#
      • 1...Kb1
        • 2.Sb4+
          • 2...Ka1
            • 3.b3#
          • 2...Kc1
            • 3.Sa2#
      • 1...Ka2
        • 2.Sc1+
          • 2...Ka1
            • 3.b3#
            • 3.b4#
      • 1...b4
        • 2.b3+
          • 2...Kb1
            • 3.Qb2#
          • 2...Ka2
            • 3.Qb2#
      • 1...e5
        • 2.Qg1+
          • 2...Ka2
            • 3.Bf7#

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