MESON Chess Problem Database

Problem Display
PID: 105317 (b1B5/3R2N1/6p1/r5p1/p1r2pkp/2pQ4/2P1NPp1/3KB3 w - - 0 1)

Velimirovic, Milan

Nedeljski Dnevnik, 1970-74

b1B5/3R2N1/6p1/r5p1/p1r2pkp/2pQ4/2P1NPp1/3KB3

#2

9 + 11

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Rb4
      • 2.Rd5#
    • 1...Rd4
      • 2.Rd5#
    • 1...Ra7
      • 2.Rc7#
    • 1...f3
      • 2.Rd4#
  • Keys
    • 1.Sg1!
      • threat
        • 2.Qh3#
      • 1...Bf3+
        • 2.Qxf3#
      • 1...f3
        • 2.Rd4#
      • 1...h3
        • 2.Qxh3#
      • 1...Rd4
        • 2.Rd5#
      • 1...Rd5
        • 2.f3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 2
  • Sets
    • R(d);N_GUARD::B(I)+R(G)
    • R(d);N_GUARD,P_PINQ(F)::B(I)+R(G)
    • R(h);N_GUARD::B(I)+R(G)
    • P(e);::B(I)+R(G),DCHECK
  • Actual
    • S(D);
    • Threat
      • QAB1(F)
    • Vars
      • B(k);CHECK,N_GUARD::QAB1(F),XB(k)
      • P(e);::B(I)+R(G),DCHECK
      • P(g);::QAB1(F),XP(g)
      • R(d);N_GUARD,P_PINQ(F)::B(I)+R(G)
      • R(h);P_PINQ(F),S_CUTB(k)::P(E)
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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).