Problem Display
PID: 64348 (6nK/p2Pp1p1/2P5/P1k1Pp2/R1P5/5B1b/1qNN4/2n5 w - - 0 1)

Aliovsadzade, Rauf Gadzhiaga ogli

Chess Problem Discussion Board 02. Ty., 2005

6nK/p2Pp1p1/2P5/P1k1Pp2/R1P5/5B1b/1qNN4/2n5

#2

10 + 9


15148 Sadier Collection 2016

SOLUTION


  • SOUND
  • Tries
    • 1.d8Q?
      • threat
        • 2.Qd5#
      • 1...Qd4
        • 2.Qxd4#
      • 1...Sf6
        • 2.Qxe7#
      • 1...e6
        • 2.Qd6#
      • 1...Qxe5!
  • Keys
    • 1.d8S!
      • threat
        • 2.Se6#
      • 1...Qxe5
        • 2.Sb7#
      • 1...f4
        • 2.Se4#
      • 1...e6
        • 2.Sxe6#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • P(I);
      • Threat
        • QAR1(I)
      • Vars
        • Q(b);N_GUARD::QAB1(I),XQ(b)
        • S(i);N_GUARD::QAB(I),XP(g)
        • P(g);N_GUARD::QAB1(I)
      • Refutation
        • Q(b);XP(G)
  • Actual
    • P(I);
    • Threat
      • S(I)
    • Vars
      • Q(b);N_GUARD,XP(G)::S(I)
      • P(e);N_GUARD::S(B)
      • P(g);::S(I),XP(g)


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).