MESON Chess Problem Database

Problem Display
PID: 8496 (k5K1/6pp/pQ1N1N1r/5pn1/1P1p1n1q/8/7b/7b w - - 0 1)

Froberg, Johan Hilding Laurentius

1st Prize, Sachove umeni (Ceskoslovensky sach), 1978

k5K1/6pp/pQ1N1N1r/5pn1/1P1p1n1q/8/7b/7b

#3

5 + 12

SOLUTION

  • SOUND
  • Sets
    • 1...Bd5+
      • 2.Sxd5
        • threat
          • 3.Sc7#
          • 3.Qb7#
    • 1...Bc6
      • 2.Qxc6+
        • 2...Ka7
          • 3.Qb7#
        • 2...Kb8
          • 3.Qb7#
    • 1...Bb7
      • 2.Qxb7#
    • 1...Sg2
      • 2.Qb7#
    • 1...Sd5
      • 2.Qb7#
    • 1...Sfe6
      • 2.Sd7
        • threat
          • 3.Qxa6#
          • 3.Qb8#
        • 2...Bb7
          • 3.Qxb7#
    • 1...Sf3
      • 2.Qb7#
    • 1...Se4
      • 2.Qb7#
    • 1...Sge6
      • 2.Sc8
        • threat
          • 3.Qa7#
    • 1...Sf7
      • 2.Sc8
        • threat
          • 3.Qa7#
    • 1...a5
      • 2.Qxa5+
        • 2...Kb8
          • 3.Sd7#
  • Tries
    • 1.Sd5?
      • threat
        • 2.Sc7#
        • 2.Qb7#
      • 1...Rxd6
        • 2.Sc7#
      • 1...Sxd5
        • 2.Qb7#
      • 1...Sfe6
        • 2.Qb7#
      • 1...Sge6
        • 2.Qb7#
      • 1...Bxd5+!
    • 1.Sd7?
      • threat
        • 2.Qxa6#
        • 2.Qb8#
      • 1...Rxd6
        • 2.Qb8#
      • 1...Bb7
        • 2.Qxb7#
      • 1...a5
        • 2.Qxa5#
        • 2.Qa6#
        • 2.Qb8#
      • 1...Bd5+!
    • 1.Qc6+?
      • 1...Ka7
        • 2.Sc8+
          • 2...Kb8
            • 3.Sd7#
      • 1...Kb8
        • 2.Sd7+
          • 2...Ka7
            • 3.Sc8#
      • 1...Bxc6!
  • Keys
    • 1.b5!
      • threat
        • 2.Qd8+
          • 2...Ka7
            • 3.b6#
      • 1...Bd5+
        • 2.Sxd5
          • threat
            • 3.Sc7#
            • 3.Qb7#
      • 1...axb5
        • 2.Qa5+
          • 2...Kb8
            • 3.Sd7#
      • 1...Sfe6
        • 2.Sd7
          • threat
            • 3.Qxa6#
            • 3.Qb8#
          • 2...Bb7
            • 3.Qxb7#
      • 1...Sge6
        • 2.Sc8
          • threat
            • 3.Qa7#
      • 1...Sf7
        • 2.Sc8
          • threat
            • 3.Qa7#
      • 1...a5
        • 2.Qxa5+
          • 2...Kb8
            • 3.Sd7#

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