MESON Chess Problem Database

Problem Display
PID: 110377 (2nR1B2/2K3p1/Bpp1P1p1/1q1PN1Q1/1p1knRb1/1P1p4/3P4/8 w - - 0 1)

Mlynka, Karol

Comm., Sachova skladba, 1997

2nR1B2/2K3p1/Bpp1P1p1/1q1PN1Q1/1p1knRb1/1P1p4/3P4/8

#2

11 + 11

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Qxa6
      • 2.Sxc6#
    • 1...Qa5
      • 2.Sxc6#
    • 1...Qxd5
      • 2.Sxc6#
    • 1...Bf3
      • 2.Sxf3#
    • 1...Bh3
      • 2.Sf3#
    • 1...Bf5
      • 2.Sf3#
    • 1...Bxe6
      • 2.Sf3#
  • Keys
    • 1.Bxg7!
      • threat
        • 2.Sd7#
      • 1...Kc5
        • 2.Sd7#
      • 1...Qxd5
        • 2.Sxd3#
      • 1...Bf5
        • 2.Qg1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 2
    • ADDED MATES = 1
    • REMOVED MATES = 5
  • Sets
    • Q(f);N_GUARD,XB(G)::S(E),XP(h)
    • Q(f);N_GUARD::S(E),XP(h)
    • Q(f);N_GUARD,P_SPINQ(f),XP(D)::S(E),XP(h)
    • B(e);N_GUARD::S(E),XB(e)
    • B(e);N_GUARD::S(E)
    • B(e);N_GUARD,XP(H)::S(E)
  • Actual
    • B(K);XP(j)
    • Threat
      • B(K)+S(E)
    • Vars
      • K(c);N_SPINS(d),S_FLIGHT::S(E)
      • Q(f);P_SPINQ(f),XP(D)::B(K)+S(E),XP(a)
      • B(e);OGATE::QAB(F)
HTML5 logo

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).