MESON Chess Problem Database

Problem Display
PID: 96667 (4BK2/1b1N4/3RP1P1/7p/4kn1Q/2R1N2n/4p1P1/8 w - - 0 1)

Riczu, Lajos

Problemas, 1972

4BK2/1b1N4/3RP1P1/7p/4kn1Q/2R1N2n/4p1P1/8

#2

10 + 6

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Keys
    • 1.Qf6!
      • threat
        • 2.Sc5#
        • 2.Rd4#
        • 2.Qd4#
        • 2.Qe5#
        • 2.Qf5#
      • 1...Sxe6+
        • 2.Rxe6#
      • 1...Sxg6+
        • 2.Bxg6#
      • 1...Sxg2
        • 2.Sc5#
        • 2.Rd4#
        • 2.Qf5#
      • 1...Sd3
        • 2.Qd4#
        • 2.Qf3#
      • 1...Bd5
        • 2.Sc5#
        • 2.Qe5#
      • 1...Sd5
        • 2.Sc5#
        • 2.Qe5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(D);N_PINS(d)
    • Threat
      • DUALS(5)
    • Vars
      • S(d);CHECK,OGATE,XP(F)::R(E),XS(d)
      • S(d);CHECK,OGATE,XP(G)::B(I),XS(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).