MESON Chess Problem Database

Problem Display
PID: 142305 (2N5/2R5/2N5/7Q/2k3P1/2B5/1P6/K7 w - - 0 1)

Pinkey, HT

Brighton Society, 1903

(First published on Sat Jul 18 1903)

2N5/2R5/2N5/7Q/2k3P1/2B5/1P6/K7

#2

8 + 1

14868 Pirnie Collection 2011

SOLUTION

  • SOUND
  • Tries
    • 1.Kb1?
      • 1...Kb3
        • 2.Qb5#
      • 1...Kd3!
    • 1.Sb6+?
      • 1...Kb3
        • 2.Sd4#
      • 1...Kd3!
    • 1.Qa5?
      • 1...Kb3
        • 2.Sd4#
      • 1...Kd3!
    • 1.Qe5?
      • 1...Kd3
        • 2.Sb4#
      • 1...Kb3!
  • Keys
    • 1.Qe8!
      • 1...Kb3
        • 2.Sd4#
      • 1...Kd3
        • 2.Sb4#
      • 1...Kb5
        • 2.Sb8#
      • 1...Kc5
        • 2.Sb4#
        • 2.S6e7#
      • 1...Kd5
        • 2.Sb4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • K(A);P-FLIGHT
      • Vars
        • K(a);S_FLIGHT::QAR2(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • S(H);CHECK
      • Vars
        • K(a);S_FLIGHT::S(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(E);
      • Vars
        • K(a);S_FLIGHT::S(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(E);
      • Vars
        • K(a);S_FLIGHT::S(F)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • Q(E);
    • Vars
      • K(a);S_FLIGHT::S(F)
      • K(a);S_FLIGHT::QAB(E)+S(F)
HTML5 logo

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).