MESON Chess Problem Database

Problem Display
PID: 142067 (5n2/K1pk4/2Nb2P1/8/4N3/7R/3R2B1/Q7 w - - 0 1)

Winter-Wood, Edward John

Pen & Pencil, 1888

(First published on Sat May 5 1888)

5n2/K1pk4/2Nb2P1/8/4N3/7R/3R2B1/Q7

#2

8 + 4

14868 Pirnie Collection 2011
15239 Valois Notebooks 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Kxc6
      • 2.Qa4#
    • 1...Ke8
      • 2.Sf6#
  • Tries
    • 1.Sc5+?
      • 1...Kc8
        • 2.Qa6#
      • 1...Ke8!
    • 1.Sf6+?
      • 1...Kc8
        • 2.Qa6#
      • 1...Ke6!
    • 1.Rxd6+?
      • 1...Kc8
        • 2.Se7#
        • 2.Rd8#
        • 2.Qa6#
      • 1...Ke8
        • 2.Sf6#
        • 2.Rd8#
      • 1...cxd6!
    • 1.Rh7+?
      • 1...Kxc6
        • 2.Qa4#
        • 2.Qa6#
      • 1...Ke6
        • 2.Bh3#
        • 2.Qf6#
      • 1...Kc8
        • 2.Qa6#
      • 1...Ke8
        • 2.Sf6#
      • 1...Sxh7!
  • Keys
    • 1.Rh8!
      • 1...Kxc6
        • 2.Qa4#
      • 1...Ke6
        • 2.Bh3#
      • 1...Kc8
        • 2.Bh3#
      • 1...Ke8
        • 2.Sf6#
      • 1...Sxg6
        • 2.Sc5#
      • 1...Se6
        • 2.Sf6#
      • 1...Sh7
        • 2.Sc5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • K(c);N_SPINB(a),OGATEB,S_FLIGHT,XS(F)::QAB(A)
    • K(c);N_SPINB(a),S_FLIGHT::S(E)
  • Tries
    • Try
      • S(E);CHECK
      • Vars
        • K(c);N_SPINB(a),S_FLIGHT::QAB(A)
      • Refutation
        • K(c);N_SPINB(a),S_FLIGHT
    • Try
      • S(E);CHECK
      • Vars
        • K(c);N_SPINB(a),S_FLIGHT::QAB(A)
      • Refutation
        • K(c);N_SPINB(a),S_FLIGHT
    • Try
      • R(B);CHECK,XB(a)
      • Refutation
        • P(b);XR(B)
    • Try
      • R(D);CHECK
      • Vars
        • K(c);N_SPINB(a),S_FLIGHT::QAB(A)
        • K(c);N_SPINB(a),S_FLIGHT::S(E)
      • Refutation
        • S(d);XR(D)
  • Actual
    • R(D);
    • Vars
      • K(c);N_SPINB(a),OGATEB,S_FLIGHT,XS(F)::QAB(A)
      • K(c);N_SPINB(a),S_FLIGHT::B(C)
      • K(c);N_SPINB(a),P_SPINS(d),S_FLIGHT::B(C)
      • K(c);N_SPINB(a),P_SPINS(d),S_FLIGHT::S(E)
      • S(d);XP(G)::S(E)
      • S(d);SBLOCK::S(E)
      • S(d);::S(E)
HTML5 logo

Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).