MESON Chess Problem Database

Problem Display
PID: 252138 (8/6K1/3B4/8/8/5k2/p4N1P/4Q3 w - - 0 1)

Westervaarder, P

Schakend Nederland, 1965

8/6K1/3B4/8/8/5k2/p4N1P/4Q3

#3

5 + 2

6490 yacpdb 2021

SOLUTION

  • SOUND
  • Sets
    • 1...a1S
      • 2.Bg3
        • threat
          • 3.Qe4#
        • 2...Kg2
          • 3.Qh1#
  • Tries
    • 1.Bg3?
      • threat
        • 2.Qe4#
      • 1...a1B+
        • 2.Kg6
          • threat
            • 3.Qe4#
          • 2...Kg2
            • 3.Qh1#
        • 2.Kf7
          • threat
            • 3.Qe4#
          • 2...Kg2
            • 3.Qh1#
        • 2.Kh7
          • threat
            • 3.Qe4#
          • 2...Kg2
            • 3.Qh1#
        • 2.Kg8
          • threat
            • 3.Qe4#
          • 2...Kg2
            • 3.Qh1#
      • 1...a1Q+!
  • Keys
    • 1.Bc5!
      • threat
        • 2.Qe4#
      • 1...a1Q+
        • 2.Qxa1
          • 2...Ke2
            • 3.Qd1#
          • 2...Kg2
            • 3.Qh1#
          • 2...Kf4
            • 3.Qf6#
      • 1...a1B+
        • 2.Qxa1
          • 2...Ke2
            • 3.Qd1#
          • 2...Kg2
            • 3.Qh1#
          • 2...Kf4
            • 3.Qf6#
      • 1...Kf4
        • 2.Kg6
          • threat
            • 3.Qe3#
            • 3.Qe4#
          • 2...Kf3
            • 3.Qe4#
        • 2.Qe4+
          • 2...Kg5
            • 3.Qg4#

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