MESON Chess Problem Database

Problem Display
PID: 3306 (8/p7/5p2/2pPP3/8/Q1N1k1B1/K3P3/8 w - - 0 1)

Keres, Paul P

Esmaspaev, 1932

8/p7/5p2/2pPP3/8/Q1N1k1B1/K3P3/8

#3

7 + 4

SOLUTION

  • SOUND
  • Sets
    • 1...Kd2
      • 2.Bf2
        • threat
          • 3.Qb2#
        • 2...Kc2
          • 3.Qb2#
  • Tries
    • 1.Sb1+?
      • 1...Kd4
        • 2.Qd3#
      • 1...Ke4
        • 2.Qd3#
      • 1...Kxe2!
    • 1.Sd1+?
      • 1...Kd2
        • 2.Qd3+
          • 2...Kc1
            • 3.Bf4#
      • 1...Kxe2!
    • 1.Sa4+?
      • 1...Kd2
        • 2.Qd3+
          • 2...Kc1
            • 3.Bf4#
      • 1...Kxe2!
    • 1.Se4+?
      • 1...Kd4
        • 2.Qd3#
      • 1...Kxe4
        • 2.Qd3#
      • 1...Kxe2!
    • 1.Sb5+?
      • 1...Kd2
        • 2.Qd3+
          • 2...Kc1
            • 3.Bf4#
      • 1...Kxe2!
    • 1.Qa6?
      • threat
        • 2.Qd3#
      • 1...Kd2
        • 2.Qd3+
          • 2...Kc1
            • 3.Bf4#
            • 3.Qd1#
      • 1...c4!
  • Keys
    • 1.Kb3!
      • threat
        • 2.Qc1+
          • 2...Kd4
            • 3.Qd2#
            • 3.Qf4#
            • 3.Qg1#
      • 1...c4+
        • 2.Kc2
          • threat
            • 3.Qc5#
            • 3.Qxa7#
          • 2...Kd4
            • 3.Qxa7#
      • 1...Kd2
        • 2.Qc1+
          • 2...Kxc1
            • 3.Bf4#
      • 1...Kd4
        • 2.Qxc5+
          • 2...Kxc5
            • 3.Bf2#
      • 1...fxe5
        • 2.Qc1+
          • 2...Kd4
            • 3.Bf2#
            • 3.Qd2#
            • 3.Qg1#

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