MESON Chess Problem Database

Problem Display
PID: 108281 (4rn1Q/4rR2/1pB5/3bBP2/1K2k3/1p3p2/1NP3P1/3N4 w - - 0 1)

Ersek, Tibor

Fleck-tipus TT, 1993

4rn1Q/4rR2/1pB5/3bBP2/1K2k3/1p3p2/1NP3P1/3N4

#2

10 + 8

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rxe5
      • 2.Qh4#
  • Keys
    • 1.Sc4!
      • threat
        • 2.Sf2#
        • 2.Sc3#
        • 2.Sd2#
        • 2.Sd6#
        • 2.Qh4#
      • 1...Rxe5
        • 2.Qh4#
      • 1...Rxf7
        • 2.Sd6#
      • 1...Bxc6
        • 2.Sc3#
      • 1...bxc2
        • 2.Sf2#
      • 1...fxg2
        • 2.Sd2#
      • 1...Re6
        • 2.Sf2#
        • 2.Sc3#
        • 2.Sd2#
        • 2.Qh4#
      • 1...Rd7
        • 2.Sf2#
        • 2.Sc3#
        • 2.Sd2#
        • 2.Qh4#
      • 1...Rd8
        • 2.Sf2#
        • 2.Sc3#
        • 2.Sd2#
        • 2.Qh4#
      • 1...Se6
        • 2.Sf2#
        • 2.Sc3#
        • 2.Sd2#
        • 2.Sd6#
      • 1...Sg6
        • 2.Sf2#
        • 2.Sc3#
        • 2.Sd2#
        • 2.Sd6#
      • 1...Sh7
        • 2.Sf2#
        • 2.Sc3#
        • 2.Sd2#
        • 2.Sd6#
      • 1...f2
        • 2.Sxf2#
        • 2.Sc3#
        • 2.Sd2#
        • 2.Sd6#
        • 2.Qh4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • R(f);SBLOCK,XB(F)::QAR(J)
  • Actual
    • S(B);
    • Threat
      • DUALS(5)
    • Vars
      • R(f);XB(F)::QAR(J)
      • R(f);XR(I)::S(B)
      • B(d);N_SPINB(d),XB(H)::S(A)
      • P(a);XP(C)::S(A)
      • P(b);XP(D)::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).