Problem Display
PID: 151185 (1Rn5/3p4/K2p1R2/2kp3Q/2p5/4P3/8/8 w - - 0 1)

Fothergill, Percival Guy Laugham (PGLF)

Hampstead and Highgate Express, 1896

(First published on Sat Sep 19 1896)

1Rn5/3p4/K2p1R2/2kp3Q/2p5/4P3/8/8

#2

5 + 6


14867 BCPS Library 2014

SOLUTION


  • SOUND
  • Sets
    • 1...Kc6
      • 2.Rxc8#
  • Keys
    • 1.Qe5!
      • 1...Kc6
        • 2.Rxc8#
      • 1...dxe5
        • 2.Rb5#
      • 1...Sb6
        • 2.Qxd6#
      • 1...c3
        • 2.Qxc3#
      • 1...Sa7
        • 2.Qxd6#
      • 1...Se7
        • 2.Qxd6#

FEATURES


  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • K(b);N_SPINP(c),P-FLIGHT,P_SPINP(d)::R(E),XS(f)
  • Actual
    • Q(B);
    • Vars
      • K(b);N_SPINP(c),P-FLIGHT,P_SPINP(d)::R(E),XS(f)
      • P(d);N_SPINP(c),XQ(B)::R1(E)
      • S(f);N_GUARD::QAB1(B),XP(d)
      • P(a);OGATEB::QAR2(B),XP(a)


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Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).