Problem Display
PID: 48773 (8/Q2Rp2B/1K1n4/3k1r2/7b/1N1N1p2/5P1r/B7 w - - 0 1)

Baxter, Crichton Milne

Source?, 0000

8/Q2Rp2B/1K1n4/3k1r2/7b/1N1N1p2/5P1r/B7

#2

8 + 7


5125 Chess Problems by the Late C M Baxter 1883

SOLUTION


  • SOUND
  • Keys
    • 1.Qa2!
      • threat
        • 2.Sd2#
        • 2.Sbc5#
      • 1...Bxf2+
        • 2.Sbc5#
      • 1...Kc4
        • 2.Sbc1#
        • 2.Sbc5#
      • 1...Ke4
        • 2.Sbc5#
      • 1...Ke6
        • 2.Sbc5#
      • 1...Rxf2
        • 2.Sd2#
      • 1...Rf4
        • 2.Sd4#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(F);
    • Threat
      • DUALS(2)
    • Vars
      • B(c);CHECK,XP(B)::QAB(F)+S(C)
      • K(d);N_SPINS(f),P_SPINR(e),S_FLIGHT::S(C)
      • K(d);N_SPINS(f),S_FLIGHT::QAB(F)+S(C),DCHECK
      • R(a);XP(B)::QAB(F)+S(C)
      • R(e);::QAB(F)+S(C)


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).