MESON Chess Problem Database

Problem Display
PID: 145798 (8/7n/3P2N1/5kpQ/3Kp2P/7P/8/8 w - - 0 1)

Winter-Wood, Edward John

Hampstead and Highgate Express, 1907

(First published on Sat Oct 19 1907)

8/7n/3P2N1/5kpQ/3Kp2P/7P/8/8

#2

6 + 4

15254 EJWW Scrapbook 2012

SOLUTION

  • SOUND
  • Tries
    • 1.Sf4?
      • 1...Kxf4
        • 2.Qg4#
      • 1...Kf6
        • 2.Qg6#
      • 1...Sf6
        • 2.Qxg5#
      • 1...Sf8
        • 2.Qf7#
        • 2.Qxg5#
      • 1...e3!
    • 1.Se7+?
      • 1...Kf4
        • 2.Qg4#
      • 1...Kf6
        • 2.Qg6#
      • 1...Ke6!
  • Keys
    • 1.Sf8!
      • 1...Kf4
        • 2.Qg4#
      • 1...Kf6
        • 2.Qg6#
      • 1...Sxf8
        • 2.Qf7#
      • 1...Sf6
        • 2.Qxg5#
      • 1...e3
        • 2.Qf3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(F);
      • Vars
        • K(b);N_SPINP(c),P-FLIGHT,XS(F)::QAR1(D)
        • K(b);N_SPINP(c),P-FLIGHT::QAR1(D)
        • S(d);N_GUARD::QAR1(D),XP(c)
      • Refutation
        • P(a);
    • Try
      • S(F);CHECK
      • Vars
        • K(b);N_SPINP(c),P-FLIGHT::QAR1(D)
      • Refutation
        • K(b);N_SPINP(c),S_FLIGHT
  • Actual
    • S(F);
    • Vars
      • K(b);N_SPINP(c),P-FLIGHT::QAR1(D)
      • S(d);N_GUARD,XS(F)::QAR2(D)
      • S(d);N_GUARD::QAR1(D),XP(c)
      • P(a);N_GUARD::QAR2(D)
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