MESON Chess Problem Database

Problem Display
PID: 139894 (8/3BQPrb/8/5P2/4NkpR/5p2/3P4/5Kb1 w - - 0 1)

Evans, TC

The Problemist, 1938

8/3BQPrb/8/5P2/4NkpR/5p2/3P4/5Kb1

#2

8 + 6

SOLUTION

  • SOUND
  • Keys
    • 1.Sf6!
      • threat
        • 2.Sh5#
      • 1...Kg3
        • 2.Sh5#
      • 1...Kg5
        • 2.Sd5#
      • 1...f2
        • 2.Qe3#
      • 1...Rg5
        • 2.Qd6#
      • 1...Bg6
        • 2.Rxg4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(C);
    • Threat
      • S(C)
    • Vars
      • K(c);N_SPINP(d),S_FLIGHT::S(C)
      • K(c);N_SPINP(d),S_FLIGHT::QAB(G)+S(C)
      • P(b);S_CUTB(a)::QAB1(G)
      • R(e);SBLOCK::QAB(G)
      • B(f);S_CUTR(e)::R1(D),XP(d)
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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).