MESON Chess Problem Database

Problem Display
PID: 55081 (8/5p2/1K6/1p1Pk3/1p2NR2/4N1P1/8/4R3 w - - 0 1)

Casa, Alex

The Problemist Supplement, 2004

8/5p2/1K6/1p1Pk3/1p2NR2/4N1P1/8/4R3

#2

7 + 4

SOLUTION

  • SOUND
  • Tries
    • 1.Sf5?
      • 1...Kxd5
        • 2.Sf6#
      • 1...f6
        • 2.Sc3#
      • 1...b3!
  • Keys
    • 1.Sf6!
      • threat
        • 2.Sc4#
      • 1...Kd6
        • 2.Sf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(B);
      • Vars
        • K(c);P-FLIGHT,XP(F)::S(D)
        • P(d);SBLOCK::R(A)+S(D)
      • Refutation
        • P(a);
  • Actual
    • S(D);
    • Threat
      • R(A)+S(B),DCHECK
    • Vars
      • K(c);S_FLIGHT::S(B)
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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).