MESON Chess Problem Database

Problem Display
PID: 28902 (8/1p6/1Q6/8/4k1BK/8/2p5/2N5 w - - 0 1)

Anstey, Charles Thomas T

Checkmate, 1903

8/1p6/1Q6/8/4k1BK/8/2p5/2N5

#2

4 + 3

3248 Miniatures canadiennes 2000

SOLUTION

  • SOUND
  • Sets
    • 1...Kf4
      • 2.Qd4#
  • Tries
    • 1.Se2?
      • threat
        • 2.Qd4#
      • 1...Kd3
        • 2.Qd4#
      • 1...Ke5
        • 2.Qd4#
        • 2.Qe6#
      • 1...Kd5!
    • 1.Qe6+?
      • 1...Kf4
        • 2.Se2#
        • 2.Sd3#
      • 1...Kd4!
  • Keys
    • 1.Sb3!
      • threat
        • 2.Qd4#
      • 1...Kd3
        • 2.Qd4#
      • 1...Kf4
        • 2.Qd4#
      • 1...Kd5
        • 2.Qe6#
      • 1...Ke5
        • 2.Qd4#

There are these versions: 28733

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
    • K(b);P-FLIGHT::QAR2(D)
  • Tries
    • Try
      • S(A);
      • Threat
        • QAR1(D)
      • Vars
        • K(b);S_FLIGHT::QAR1(D)
      • Refutation
        • K(b);S_FLIGHT
    • Try
      • Q(D);CHECK
      • Refutation
        • K(b);P-FLIGHT
  • Actual
    • S(A);
    • Threat
      • QAR1(D)
    • Vars
      • K(b);S_FLIGHT::QAR1(D)
      • K(b);P-FLIGHT::QAR2(D)
      • K(b);S_FLIGHT::QAB1(D)
      • K(b);P-FLIGHT::QAB1(D)
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