MESON Chess Problem Database

Problem Display
PID: 31362 (3R4/5B2/2pp2Q1/N2PP3/K2k1P2/3Nb3/1P6/n5B1 w - - 0 1)

Winter-Wood, Edward John

Cassell's Saturday Journal, 1886

(First published on Sat Feb 20 1886)

3R4/5B2/2pp2Q1/N2PP3/K2k1P2/3Nb3/1P6/n5B1

#2

11 + 5

3392 Chess Souvenirs 1886
15254 EJWW Scrapbook 2011
15351 SCPF/BCPS Black Books 2016

SOLUTION

  • SOUND
  • Sets
    • 1...Bf2
      • 2.Bxf2#
    • 1...dxe5
      • 2.dxc6#
  • Tries
    • 1.dxc6?
      • threat
        • 2.Rxd6#
      • 1...Bf2
        • 2.Bxf2#
      • 1...d5
        • 2.Rxd5#
      • 1...Bxg1!
  • Keys
    • 1.Sc5!
      • 1...Kxc5
        • 2.Bxe3#
      • 1...Bxg1
        • 2.Qxg1#
      • 1...cxd5
        • 2.Se6#
      • 1...dxc5
        • 2.dxc6#
      • 1...dxe5
        • 2.Se6#
      • 1...Bf2
        • 2.Bxf2#
      • 1...Sc2
        • 2.Scb3#
      • 1...Sb3
        • 2.Scxb3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 1
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • B(b);OGATEB::B(A),XB(b)
    • P(e);XP(H)::R(K)+P(G),XP(d)
  • Tries
    • Try
      • P(G);P_PINP(e),XP(d)
      • Threat
        • R(K),XP(e)
      • Vars
        • B(b);OGATEB::B(A),XB(b)
        • P(e);OGATE::R1(K),XP(e)
      • Refutation
        • B(b);N_SPINB(b),XB(A)
  • Actual
    • S(C);
    • Vars
      • K(c);S_FLIGHT,XS(C)::B(A),XB(b)
      • B(b);N_SPINB(b),OGATE,XB(A)::QAB(I),XB(b)
      • P(d);SBLOCK,XP(G)::S(C)
      • P(e);SBLOCK,XS(C)::R(K)+P(G),XP(d)
      • P(e);XP(H)::S(C)
      • B(b);OGATEB::B(A),XB(b)
      • S(a);N_GUARD::S(C)
      • S(a);N_GUARD::S(C),XS(a)
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).