MESON Chess Problem Database

Problem Display
PID: 22084 (4K3/5p2/4k3/2P5/2P2Q2/8/8/8 w - - 0 1)

Lester, William Edward

Falkirk Herald, 1924

4K3/5p2/4k3/2P5/2P2Q2/8/8/8

#2

4 + 2

3295 Einfuhrung in die Welt des Schachproblem 1984
3713 Snap 2020

SOLUTION

  • SOUND
  • Sets
    • 1...f5
      • 2.Qd6#
    • 1...f6
      • 2.Qe4#
  • Tries
    • 1.Qd4?
      • 1...f5
        • 2.Qd6#
      • 1...f6
        • 2.Qe4#
        • 2.Qd5#
      • 1...Kf5!
  • Keys
    • 1.Qg5!
      • 1...f5
        • 2.Qe7#
      • 1...f6
        • 2.Qd5#

This anticipates 227883(1926)

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 2
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • P(b);SBLOCK::QAR1(B)
    • P(b);SBLOCK::QAR2(B)
  • Tries
    • Try
      • Q(B);
      • Vars
        • P(b);SBLOCK::QAR1(B)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(B);
    • Vars
      • P(b);SBLOCK::QAR1(B)
      • P(b);SBLOCK::QAB1(B)
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