Problem Display
PID: 136857 (1n6/1R1B4/2r2q2/p3b3/k1p1pP2/8/pPKP4/r1BQ4 w - - 0 1)

Taylor, Jesse Paul

The Field, 1921

(First published on Sat Oct 15 1921)

1n6/1R1B4/2r2q2/p3b3/k1p1pP2/8/pPKP4/r1BQ4

#2

8 + 10


SOLUTION


  • SOUND
  • Sets
    • 1...Rxc1+
      • 2.Kxc1#
    • 1...c3
      • 2.b3#
  • Keys
    • 1.d4!
      • threat
        • 2.Kd2#
        • 2.Kc3#
      • 1...Rxc1+
        • 2.Kxc1#
      • 1...cxd4 ep+
        • 2.Kd2#
      • 1...exd4 ep+
        • 2.Kd2#
      • 1...Qxf4
        • 2.Kc3#
      • 1...Bxd4
        • 2.Kd2#
      • 1...Bxf4
        • 2.Kc3#
      • 1...c3
        • 2.b3#
      • 1...e3
        • 2.Kc3#

FEATURES


  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 6
    • REMOVED MATES = 0
  • Sets
    • R(a);CHECK,XB(A)::QAB(B)+K(D),XR(a)
    • P(d);N_GUARD::P(C)
  • Actual
    • P(E);
    • Threat
      • DUALS(2)
    • Vars
      • R(a);CHECK,XB(A)::QAB(B)+K(D),XR(a)
      • P(d);CHECK,EP,XP(E)::QAB(B)+K(D)
      • P(e);CHECK,EP,XP(E)::QAB(B)+K(D)
      • Q(i);XP(F)::QAB(B)+K(D)
      • B(g);XP(E)::QAB(B)+K(D)
      • B(g);XP(F)::QAB(B)+K(D)
      • P(d);N_GUARD::P(C)
      • P(e);::QAB(B)+K(D)


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).