MESON Chess Problem Database

Problem Display
PID: 236348 (8/1K1p1bn1/4p1p1/3pp3/1k1p4/1P6/P3Q3/8 w - - 0 1)

Lindgren, Bo Waldemar

Comm., Vetesnik MT, 1950

8/1K1p1bn1/4p1p1/3pp3/1k1p4/1P6/P3Q3/8

#4

4 + 9

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Qc2!
      • threat
        • 2.Kb6
          • threat
            • 3.Qc5#
          • 2...Ka3
            • 3.b4
              • threat
                • 4.Qb3#
              • 3...Kxb4
                • 4.Qb3#
          • 2...d6
            • 3.Qb2
              • threat
                • 4.a3#
      • 1...Ka3
        • 2.b4
          • threat
            • 3.Qb3#
          • 2...Kxb4
            • 3.Kb6
              • threat
                • 4.Qb3#
              • 3...Ka3
                • 4.Qb3#
      • 1...Kb5
        • 2.b4
          • threat
            • 3.Qc5+
              • 3...Ka4
                • 4.Qa5#
            • 3.Qb3
              • threat
                • 4.a4#
          • 2...Kxb4
            • 3.Kb6
              • threat
                • 4.Qb3#
              • 3...Ka3
                • 4.Qb3#
      • 1...d3
        • 2.Qb2
          • threat
            • 3.Kb6
              • threat
                • 4.a3#
          • 2...Ka5
            • 3.Qc3+
              • 3...Kb5
                • 4.a4#
          • 2...Kb5
            • 3.Qc3
              • threat
                • 4.a4#
          • 2...Kc5
            • 3.Qc3+
              • 3...Kb5
                • 4.a4#
              • 3...Kd6
                • 4.Qb4#
      • 1...d6
        • 2.Kb6
          • threat
            • 3.Qb2
              • threat
                • 4.a3#
          • 2...Ka3
            • 3.b4
              • threat
                • 4.Qb3#
              • 3...Kxb4
                • 4.Qb3#

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