MESON Chess Problem Database

Problem Display
PID: 175645 (b3Q3/2N5/8/RnPpN3/r2k4/8/3B4/1B5K w - - 0 1)

Hicks, GJ

San Francisco Chronicle, 1900

b3Q3/2N5/8/RnPpN3/r2k4/8/3B4/1B5K

#2

8 + 5

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Sf3+?
      • 1...Kc4
        • 2.Qxb5#
      • 1...Kxc5!
  • Keys
    • 1.Qb8!
      • threat
        • 2.Se6#
      • 1...Kxc5
        • 2.Se6#
      • 1...Kxe5
        • 2.Qh8#
      • 1...Sxc7
        • 2.Qb2#
      • 1...Sd6
        • 2.Qb2#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(F);CHECK
      • Vars
        • K(b);P-FLIGHT::QAB1(H),XS(c)
      • Refutation
        • K(b);P_SPINS(c),S_FLIGHT,XP(E)
  • Actual
    • Q(H);
    • Threat
      • S(G)
    • Vars
      • K(b);P_SPINS(c),S_FLIGHT,XP(E)::S(G)
      • K(b);OGATEB,S_FLIGHT,XS(F)::QAB(H)
      • S(c);OGATE,XS(G)::QAB(H)
      • S(c);OGATE::QAB(H)
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).