MESON Chess Problem Database

Problem Display
PID: 202095 (3b4/3bp1n1/B1p1N1Q1/2Pk4/5PP1/8/K7/4n3 w - - 0 1)

Kubbel, Arvid Ivanovich

2nd Prize, Shakhmaty, 1923

3b4/3bp1n1/B1p1N1Q1/2Pk4/5PP1/8/K7/4n3

#3

7 + 7

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Sets
    • 1...Sf5
      • 2.Qxf5#
    • 1...Sh5
      • 2.Qf5#
    • 1...Sxe6
      • 2.Qf5+
        • 2...Kd4
          • 3.Qe5#
    • 1...Se8
      • 2.Qf5#
  • Tries
    • 1.Kb3?
      • threat
        • 2.Bc4#
      • 1...Sxe6
        • 2.Qf5+
          • 2...Kd4
            • 3.Qe5#
      • 1...Bxe6!
    • 1.Qc2?
      • threat
        • 2.Bc4#
        • 2.Qc4#
      • 1...Kxe6
        • 2.Bc4+
          • 2...Kf6
            • 3.g5#
      • 1...Sxc2!
    • 1.Qd3+?
      • 1...Kxe6
        • 2.Bc4+
          • 2...Kf6
            • 3.g5#
      • 1...Sxd3!
    • 1.Qg5+?
      • 1...Kxe6
        • 2.Bc4#
      • 1...Sf5
        • 2.Qxf5#
      • 1...Ke4!
  • Keys
    • 1.Qb1!
      • threat
        • 2.Bc4+
          • 2...Kxc4
            • 3.Qb3#
      • 1...Kxe6
        • 2.Bc4+
          • 2...Kf6
            • 3.g5#
      • 1...Bxe6
        • 2.Qb4
          • threat
            • 3.Qc4#
      • 1...Sxe6
        • 2.Qf5+
          • 2...Kd4
            • 3.Qe5#
      • 1...Sc2
        • 2.Qb3+
          • 2...Ke4
            • 3.Qd3#
      • 1...Sd3
        • 2.Bc4+
          • 2...Kxc4
            • 3.Qb3#
          • 2...Ke4
            • 3.Qxd3#
        • 2.Qb3+
          • 2...Ke4
            • 3.Qxd3#

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