MESON Chess Problem Database

Problem Display
PID: 151205 (8/7K/2p2P2/2QNk3/4pN2/1B6/8/8 w - - 0 1)

Winter-Wood, Edward John

Pen & Pencil, 1887

(First published on Sat Dec 3 1887)

8/7K/2p2P2/2QNk3/4pN2/1B6/8/8

#2

6 + 3

15239 Valois Notebooks 2014

SOLUTION

  • SOUND
  • Tries
    • 1.Sc3+?
      • 1...Kxf6
        • 2.Sxe4#
        • 2.Sh5#
      • 1...Kxf4!
    • 1.Se3+?
      • 1...Kxf6
        • 2.Sg4#
        • 2.Sh5#
      • 1...Kxf4!
    • 1.Sb4+?
      • 1...Kxf6
        • 2.Sh5#
      • 1...Kxf4!
    • 1.Sb6+?
      • 1...Kxf6
        • 2.Sh5#
        • 2.Sd7#
      • 1...Kxf4!
    • 1.Sc7+?
      • 1...Kxf6
        • 2.Sh5#
        • 2.Se8#
      • 1...Kxf4!
    • 1.Se7+?
      • 1...Kxf6
        • 2.Sh5#
        • 2.Sg8#
      • 1...Kxf4!
  • Keys
    • 1.Sh5!
      • threat
        • 2.Sc3#
        • 2.Se3#
        • 2.Sb4#
        • 2.Sdf4#
        • 2.Sb6#
        • 2.Sc7#
        • 2.Se7#
      • 1...Kf5
        • 2.Se3#
      • 1...Ke6
        • 2.Sb6#
      • 1...cxd5
        • 2.Qxd5#
      • 1...e3
        • 2.Sc3#

This is a version of 31396

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(D);CHECK
      • Refutation
        • K(b);S_FLIGHT,XS(B)
    • Try
      • S(D);CHECK
      • Refutation
        • K(b);S_FLIGHT,XS(B)
    • Try
      • S(D);CHECK
      • Vars
        • K(b);S_FLIGHT,XP(E)::S(B)
      • Refutation
        • K(b);S_FLIGHT,XS(B)
    • Try
      • S(D);CHECK
      • Refutation
        • K(b);S_FLIGHT,XS(B)
    • Try
      • S(D);CHECK
      • Refutation
        • K(b);S_FLIGHT,XS(B)
    • Try
      • S(D);CHECK
      • Refutation
        • K(b);S_FLIGHT,XS(B)
  • Actual
    • S(B);
    • Threat
      • DUALS(7)
    • Vars
      • K(b);P-FLIGHT::QAR(C)+S(D),DCHECK
      • K(b);P-FLIGHT::B(A)+S(D)
      • P(c);OGATE,P_SPINP(c),XS(D)::QAR1(C),XP(c)
      • P(a);::QAR(C)+S(D)
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