MESON Chess Problem Database

Problem Display
PID: 54288 (8/4K3/8/P2kp3/7p/PN6/7Q/4N3 w - - 0 1)

Willmott, Arthur

Problem Observer, 2004

8/4K3/8/P2kp3/7p/PN6/7Q/4N3

#2

6 + 3

5454 Near Snap 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Qc2?
      • 1...e4
        • 2.Qc5#
      • 1...h3!
    • 1.Qd2+?
      • 1...Kc4
        • 2.Qd3#
      • 1...Kc6
        • 2.Qd7#
      • 1...Ke4!
  • Keys
    • 1.Qh3!
      • 1...Kc4
        • 2.Qd3#
      • 1...Ke4
        • 2.Qf3#
      • 1...Kc6
        • 2.Qd7#
      • 1...e4
        • 2.Qe6#

Anticipated by 225181(2004)

This anticipates 184373(2018)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(B);
      • Vars
        • P(c);SBLOCK::QAR1(B)
      • Refutation
        • P(a);
    • Try
      • Q(B);CHECK
      • Vars
        • K(b);S_FLIGHT::QAB1(B)
        • K(b);OGATE,S_FLIGHT::QAB1(B)
      • Refutation
        • K(b);S_FLIGHT
  • Actual
    • Q(B);
    • Vars
      • K(b);S_FLIGHT::QAB1(B)
      • P(c);::QAB1(B)
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