MESON Chess Problem Database

Problem Display
PID: 55898 (1B2K3/4p3/Q1pNN3/1p1k4/1P4pR/2P1n3/P7/1B2R3 w - - 0 1)

Baird, Edith Elina Helen (Mrs WJ)

2nd Prize, Wallasey and Wirral Chronicle, 1894

1B2K3/4p3/Q1pNN3/1p1k4/1P4pR/2P1n3/P7/1B2R3

#2

11 + 6

3262 700 Chess Problems 1902

SOLUTION

  • SOUND
  • Sets
    • 1...Sd1
      • 2.Sf4#
      • 2.Rh5#
    • 1...Sf1
      • 2.Sf4#
      • 2.Rh5#
    • 1...Sc2
      • 2.Sf4#
      • 2.Rh5#
    • 1...Sg2
      • 2.Rh5#
    • 1...Sc4
      • 2.Sf4#
    • 1...Sf5
      • 2.Sf4#
  • Tries
    • 1.Rh5+?
      • 1...Sf5
        • 2.Sf4#
        • 2.Rxf5#
      • 1...Kxe6!
  • Keys
    • 1.Sc4!
      • 1...Kxc4
        • 2.Qxc6#
      • 1...Kxe6
        • 2.Qxc6#
      • 1...Sxc4
        • 2.Sf4#
      • 1...bxc4
        • 2.Sf4#
      • 1...g3
        • 2.Sc7#
      • 1...Sd1
        • 2.Sb6#
      • 1...Sf1
        • 2.Sb6#
      • 1...Sc2
        • 2.Sb6#
      • 1...Sg2
        • 2.Sb6#
      • 1...Sf5
        • 2.Sb6#
      • 1...c5
        • 2.Sxe3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 2
    • ADDED MATES = 8
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD::R(F)
    • S(a);::S(I)
  • Tries
    • Try
      • R(F);CHECK
      • Refutation
        • K(d);P_SPINS(a),S_FLIGHT,XS(I)
  • Actual
    • S(H);
    • Vars
      • K(d);P_SPINP(b),S_FLIGHT,XS(H)::QAR2(G),XP(e)
      • K(d);P_SPINP(e),P_SPINS(a),S_FLIGHT,XS(I)::QAR2(G),XP(e)
      • S(a);SBLOCK,XS(H)::S(I)
      • P(c);XS(H)::S(I)
      • P(b);::S(I)
      • S(a);::S(H)
      • P(e);::S(H),XS(a)
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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).