MESON Chess Problem Database

Problem Display
PID: 175004 (2K2n2/8/2pk1p1B/4R3/8/3BP3/8/3Q4 w - - 0 1)

White, Alain Campbell

American Chess World, 1901

2K2n2/8/2pk1p1B/4R3/8/3BP3/8/3Q4

#2

6 + 4

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Keys
    • 1.Qb3!
      • threat
        • 2.Qb8#
      • 1...Kxe5
        • 2.Bf4#
      • 1...fxe5
        • 2.Bxf8#
      • 1...Se6
        • 2.Qxe6#
      • 1...c5
        • 2.Qd5#
      • 1...Sd7
        • 2.Qe6#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(A);
    • Threat
      • QAB(A)
    • Vars
      • K(b);OGATEB,S_FLIGHT,XR(D)::B(E)
      • P(c);SBLOCK,XR(D)::B(E),XS(d)
      • S(d);N_GUARD::QAR1(A),XS(d)
      • P(a);N_GUARD::QAR1(A)
      • S(d);N_GUARD::QAR1(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).