MESON Chess Problem Database

Problem Display
PID: 44645 (3r4/1n6/P4Q2/P2Br2p/RN1k4/8/NK3P1q/6B1 w - - 0 1)

Baird, Edith Elina Helen (Mrs WJ)

Leeds Mercury Weekly Supplement, 1888

3r4/1n6/P4Q2/P2Br2p/RN1k4/8/NK3P1q/6B1

#2

10 + 6

3262 700 Chess Problems 1902

SOLUTION

  • SOUND
  • Sets
    • 1...Kc5
      • 2.Qb6#
    • 1...Qg3
      • 2.fxg3#
    • 1...Qxf2+
      • 2.Bxf2#
    • 1...Qh3
      • 2.f3#
    • 1...Sxa5
      • 2.Qb6#
  • Tries
    • 1.Sd3+?
      • 1...Kxd5
        • 2.Sc3#
      • 1...Kxd3!
  • Keys
    • 1.Sc1!
      • threat
        • 2.Sb3#
      • 1...Qxf2+
        • 2.Bxf2#
      • 1...Kc5
        • 2.Qb6#
      • 1...Rxd5
        • 2.Sbd3#
      • 1...Sxa5
        • 2.Qb6#
      • 1...Qg3
        • 2.fxg3#
      • 1...Qh3
        • 2.f3#
      • 1...Sc5
        • 2.Se2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(b);N_SPINR(c),S_FLIGHT::QAB1(J)
    • Q(a);N_PINP(D)::B(A)+P(D),XQ(a)
    • Q(a);CHECK,OGATE,P_SPINQ(a),XP(D)::B(A),XQ(a)
    • Q(a);N_PINP(D)::B(A)+P(D)
    • S(e);N_GUARD,XP(G)::QAB(J)
  • Tries
    • Try
      • S(F);CHECK
      • Vars
        • K(b);N_SPINR(c),P-FLIGHT,XB(H)::S(B)
      • Refutation
        • K(b);N_SPINR(c),P-FLIGHT,XS(F)
  • Actual
    • S(B);
    • Threat
      • S(B)
    • Vars
      • Q(a);CHECK,OGATE,P_SPINQ(a),XP(D)::B(A),XQ(a)
      • K(b);N_SPINR(c),S_FLIGHT::QAB1(J)
      • R(f);SBLOCK,XB(H)::R(E)+S(F)
      • S(e);N_GUARD,XP(G)::QAB(J)
      • Q(a);N_PINP(D)::B(A)+P(D),XQ(a)
      • Q(a);N_PINP(D)::B(A)+P(D)
      • S(e);SBLOCK::S(B)
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).