MESON Chess Problem Database

Problem Display
PID: 145784 (4RB1Q/2p5/B1R1ppP1/3NN3/4k1P1/2K5/6P1/8 w - - 0 1)

Winter-Wood, Edward John

Falkirk Herald, 1907

(First published on Wed Mar 6 1907)

4RB1Q/2p5/B1R1ppP1/3NN3/4k1P1/2K5/6P1/8

#2

11 + 4

15254 EJWW Scrapbook 2012

SOLUTION

  • SOUND
  • Sets
    • 1...exd5
      • 2.Sd3#
  • Tries
    • 1.Sd7?
      • 1...e5
        • 2.S7xf6#
      • 1...f5
        • 2.Qd4#
        • 2.Qe5#
      • 1...Kxd5!
    • 1.Bd3+?
      • 1...Kxd5
        • 2.Rc5#
      • 1...Kxe5!
    • 1.Qxf6?
      • 1...exd5
        • 2.Sd3#
        • 2.Sf3#
        • 2.Sc4#
        • 2.Sd7#
        • 2.Sf7#
        • 2.Qf3#
      • 1...Kxd5!
  • Keys
    • 1.Bb7!
      • 1...Kxd5
        • 2.Rc5#
      • 1...Kxe5
        • 2.Rcxe6#
      • 1...exd5
        • 2.Sd3#
      • 1...fxe5
        • 2.Rc4#
      • 1...f5
        • 2.Rc4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • P(b);SBLOCK,XS(D)::R(I)+S(E)
  • Tries
    • Try
      • S(E);P_PINP(b)
      • Vars
        • P(b);::S(E),XP(c)
      • Refutation
        • K(a);N_SPINP(b),S_FLIGHT,XS(D)
    • Try
      • B(F);CHECK
      • Vars
        • K(a);S_FLIGHT,XS(D)::R1(G)
      • Refutation
        • K(a);P-FLIGHT,P_SPINP(b),XS(E)
    • Try
      • Q(K);XP(c)
      • Refutation
        • K(a);S_FLIGHT,XS(D)
  • Actual
    • B(F);
    • Vars
      • K(a);OGATEB,S_FLIGHT,XS(D)::B(F)+R(G),DCHECK
      • K(a);OGATEB,P-FLIGHT,P_SPINP(b),XS(E)::R1(G),XP(b)
      • P(b);SBLOCK,XS(D)::R(I)+S(E)
      • P(c);XS(E)::R(G)
      • P(c);::R(G)
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