MESON Chess Problem Database

Problem Display
PID: 50881 (6Q1/5p2/3P1N2/R3pk1P/8/8/3KN1n1/7B w - - 0 1)

Baird, Edith Elina Helen (Mrs WJ)

Hereford Times, 1893

6Q1/5p2/3P1N2/R3pk1P/8/8/3KN1n1/7B

#2

8 + 4

3262 700 Chess Problems 1902

SOLUTION

  • SOUND
  • Tries
    • 1.Sd4+?
      • 1...Kf4
        • 2.Qg4#
      • 1...Kxf6!
    • 1.Rxe5+?
      • 1...Kxf6
        • 2.Qg5#
        • 2.Qh8#
      • 1...Kxe5!
    • 1.Qg3?
      • threat
        • 2.Qxe5#
      • 1...Ke6
        • 2.Qxe5#
      • 1...Kxf6
        • 2.Qxe5#
      • 1...Sf4!
    • 1.Qg5+?
      • 1...Ke6
        • 2.Qxe5#
      • 1...Kxg5!
    • 1.Qe8?
      • threat
        • 2.Qxe5#
      • 1...Kxf6
        • 2.Qxe5#
      • 1...Kg5!
  • Keys
    • 1.Se4!
      • 1...Kxe4
        • 2.Qg4#
      • 1...Ke6
        • 2.Qc8#
      • 1...Se1
        • 2.Qc8#
      • 1...Se3
        • 2.Qc8#
      • 1...Sf4
        • 2.Sd4#
      • 1...Sh4
        • 2.Qc8#
      • 1...f6
        • 2.S4g3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);CHECK
      • Vars
        • K(c);N_SPINP(b),P-FLIGHT::QAR1(H)
      • Refutation
        • K(c);N_SPINP(b),P-FLIGHT,XS(G)
    • Try
      • R(D);CHECK,XP(b)
      • Refutation
        • K(c);P-FLIGHT,XR(D)
    • Try
      • Q(H);
      • Threat
        • QAR1(H),XP(b)
      • Vars
        • K(c);N_SPINP(b),S_FLIGHT::QAR1(H),XP(b)
        • K(c);N_SPINP(b),P-FLIGHT,XS(G)::QAB1(H),XP(b)
      • Refutation
        • S(a);
    • Try
      • Q(H);CHECK
      • Vars
        • K(c);N_SPINP(b),OGATE,S_FLIGHT::QAR1(H),XP(b)
      • Refutation
        • K(c);P-FLIGHT,XQ(H)
    • Try
      • Q(H);
      • Threat
        • QAR1(H),XP(b)
      • Vars
        • K(c);N_SPINP(b),P-FLIGHT,XS(G)::QAB1(H),XP(b)
      • Refutation
        • K(c);P-FLIGHT
  • Actual
    • S(G);
    • Vars
      • K(c);N_SPINP(b),P_SPINS(a),S_FLIGHT,XS(G)::QAR2(H)
      • K(c);N_SPINP(b),P_SPINP(d),S_FLIGHT::QAB(H)
      • S(a);::QAB(H)
      • S(a);SBLOCK::S(C)
      • P(d);SBLOCK::S(G)
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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).