MESON Chess Problem Database

Problem Display
PID: 140352 (8/3B4/6p1/2Nk1p2/4N3/1K1pn3/1B2RQ2/6b1 w - - 0 1)

Rangelov, Vladimir Petrov

Shakhmatna misl, 1947

8/3B4/6p1/2Nk1p2/4N3/1K1pn3/1B2RQ2/6b1

#2

7 + 6

113 Shakhmaty v SSSR 1949

SOLUTION

  • SOUND
  • Sets
    • 1...d2
      • 2.Rxd2#
  • Keys
    • 1.Sb7!
      • threat
        • 2.Sf6#
      • 1...Kxe4
        • 2.Bc6#
      • 1...fxe4
        • 2.Qf7#
      • 1...Sg4
        • 2.Sc3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • P(b);OGATEB::R(B),XP(b)
  • Actual
    • S(F);
    • Threat
      • S(E)
    • Vars
      • K(d);P_SPINS(c),S_FLIGHT,XS(E)::B(G)
      • P(e);OGATE,SBLOCK,XS(E)::QAB(C)
      • S(c);::S(E)
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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).