Problem Display
PID: 119854 (8/4pQbB/8/r1p1k1p1/5R2/B3p3/8/4K3 w - - 0 1)

Fellows, Arthur G

Source?, 1887

8/4pQbB/8/r1p1k1p1/5R2/B3p3/8/4K3

#2

5 + 7


593 Liverpool Weekly Mercury 1903
15 British Chess Magazine 1910
6490 yacpdb 2009

SOLUTION


  • SOUND
  • Sets
    • 1...c4
      • 2.Re4#
      • 2.Qf5#
  • Keys
    • 1.Rd4!
      • threat
        • 2.Rd5#
      • 1...Kxd4
        • 2.Bb2#
      • 1...cxd4
        • 2.Qf5#
      • 1...Bf6
        • 2.Qd5#
      • 1...c4
        • 2.Re4#
      • 1...e6
        • 2.Qxg7#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Actual
    • R(C);
    • Threat
      • R1(C)
    • Vars
      • K(d);OGATEB,S_FLIGHT,XR(C)::B(B)
      • P(c);SBLOCK,XR(C)::QAR1(D)
      • B(g);SBLOCK::QAR1(D)
      • P(c);::R1(C)
      • P(f);SBLOCK::QAB(D),XB(g)


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).