MESON Chess Problem Database

Problem Display
PID: 70458 (5K2/8/5N2/1Pp1kP2/2p2rP1/2N3Q1/1B1b4/5R2 w - - 0 1)

Andrews, JT

Source?, 0000

5K2/8/5N2/1Pp1kP2/2p2rP1/2N3Q1/1B1b4/5R2

#2

9 + 5

187 The Chess Bouquet 1897

SOLUTION

  • SOUND
  • Sets
    • 1...Kd4
      • 2.Se2#
    • 1...Kxf6
      • 2.Se4#
  • Tries
    • 1.Sce4+?
      • 1...Bc3
        • 2.Bxc3#
        • 2.Qxc3#
      • 1...c3!
    • 1.Qxf4+?
      • 1...Kxf6
        • 2.Se4#
        • 2.Sd5#
        • 2.g5#
      • 1...Bxf4!
  • Keys
    • 1.Rd1!
      • 1...Kd4
        • 2.Se2#
      • 1...Kd6
        • 2.Qxf4#
      • 1...Kxf6
        • 2.Se4#
      • 1...Bxc3
        • 2.Bxc3#
      • 1...Bc1
        • 2.Sd7#
      • 1...Be1
        • 2.Sd7#
      • 1...Be3
        • 2.Sd7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • K(e);N_SPINR(c),S_FLIGHT::B(B)+S(C),DCHECK
    • K(e);N_SPINR(c),S_FLIGHT,XS(H)::B(B)+S(C),DCHECK
  • Tries
    • Try
      • S(C);CHECK
      • Refutation
        • P(b);P_SPINP(b)
    • Try
      • Q(D);CHECK,XR(c)
      • Refutation
        • B(a);XQ(D)
  • Actual
    • R(A);
    • Vars
      • K(e);N_SPINR(c),P_SPINB(a),S_FLIGHT::B(B)+S(C),DCHECK
      • K(e);P_SPINB(a),S_FLIGHT::QAB(D),XR(c)
      • K(e);N_SPINR(c),S_FLIGHT,XS(H)::B(B)+S(C),DCHECK
      • B(a);OGATE,P_SPINB(a),XS(C)::B(B),XB(a)
      • B(a);::S(H)
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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).