MESON Chess Problem Database

Problem Display
PID: 132402 (8/2K5/8/2N3B1/Rb1kN3/3P4/8/1B1R4 w - - 0 1)

Koltanowski, George

Source?, 0000

8/2K5/8/2N3B1/Rb1kN3/3P4/8/1B1R4

#2

8 + 2

2425 San Francisco Chronicle 0000

SOLUTION

  • SOUND
  • Tries
    • 1.Bf6+?
      • 1...Kd5
        • 2.Ba2#
      • 1...Ke3!
  • Keys
    • 1.Sc3!
      • 1...Kxc3
        • 2.Bf6#
      • 1...Kxc5
        • 2.Be3#
      • 1...Ke5
        • 2.d4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(G);CHECK
      • Vars
        • K(b);N_SPINB(a),P-FLIGHT::B(A)
      • Refutation
        • K(b);N_SPINB(a),S_FLIGHT
  • Actual
    • S(E);
    • Vars
      • K(b);N_SPINB(a),S_FLIGHT,XS(E)::B(G)
      • K(b);N_SPINB(a),S_FLIGHT,XS(F)::B(G)
      • K(b);N_SPINB(a),OGATE,S_FLIGHT::P(C)
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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).