MESON Chess Problem Database

Problem Display
PID: 178260 (BB1R4/2Qp2N1/1p3p2/N1nq4/p1Pkb3/3P1P2/2PP4/1K6 w - - 0 1)

Mihajloski, Zlatko

1st HM., Vratnica-64, 2001

BB1R4/2Qp2N1/1p3p2/N1nq4/p1Pkb3/3P1P2/2PP4/1K6

#2

12 + 8

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Sxd3
      • 2.c3#
  • Tries
    • 1.Qf4?
      • threat
        • 2.Qe3#
      • 1...Qg5
        • 2.Sc6#
      • 1...Qd6
        • 2.Sf5#
      • 1...d6!
  • Keys
    • 1.Qxb6!
      • threat
        • 2.Qb2#
      • 1...Qxc4
        • 2.Qxf6#
      • 1...Qb7
        • 2.Se6#
      • 1...a3
        • 2.Sb3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 1
  • Sets
    • S(d);SBLOCK,XP(D)::P(B)
  • Tries
    • Try
      • Q(H);P_PINB(c)
      • Threat
        • QAB1(H)
      • Vars
        • Q(e);N_GUARD,P_SPINP(h)::S(G)
        • Q(e);N_GUARD::S(I)
      • Refutation
        • P(h);
  • Actual
    • Q(H);P_PINS(d),XP(f)
    • Threat
      • QAB(H)
    • Vars
      • Q(e);N_GUARD,P_SPINP(h),XP(F)::QAB(H),XP(g)
      • Q(e);N_GUARD,P_PINQ(H),P_SPINP(h)::S(I)
      • P(a);N_GUARD::S(G)
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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).