MESON Chess Problem Database

Problem Display
PID: 178083 (2Q5/K4bN1/5p1q/p6r/r2p3p/Rn1k4/1n1B3R/b2N4 w - - 0 1)

Thornton, George Howard

1st Prize, Chicago Mirror of American Sports, 1884

2Q5/K4bN1/5p1q/p6r/r2p3p/Rn1k4/1n1B3R/b2N4

#2

7 + 12

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Keys
    • 1.Bg5!
      • threat
        • 2.Qc2#
      • 1...Ke4
        • 2.Qf5#
      • 1...Rc4
        • 2.Qf5#
      • 1...Bc4
        • 2.Qf5#
      • 1...Sc4
        • 2.Qf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • B(B);
    • Threat
      • QAB1(G)
    • Vars
      • K(d);N_SPINS(c),S_FLIGHT::QAB1(G)
      • R(e);SBLOCK::QAB(G)
      • B(l);SBLOCK::QAB(G)
      • S(b);SBLOCK::QAB(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).