MESON Chess Problem Database

Problem Display
PID: 258241 (8/8/3Q4/3N4/2k5/2N1P2K/8/8 w - - 0 1)

Taylor, Jesse Paul

English Mechanic and World of Science, 1890

(First published on Fri Sep 19 1890)

8/8/3Q4/3N4/2k5/2N1P2K/8/8

#2

5 + 1

15239 Valois Notebooks 2022

SOLUTION

  • SOUND
  • Tries
    • 1.Qb8?
      • threat
        • 2.Qb5#
      • 1...Kc5
        • 2.Qc7#
      • 1...Kd3!
    • 1.Qa6+?
      • 1...Kb3
        • 2.Qa2#
      • 1...Kc5!
  • Keys
    • 1.Qh2!
      • 1...Kb3
        • 2.Qa2#
      • 1...Kd3
        • 2.Qe2#
      • 1...Kc5
        • 2.Qc7#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(E);
      • Threat
        • QAB1(E)
      • Vars
        • K(a);N_GUARD,P-FLIGHT::QAR2(E)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(E);CHECK
      • Vars
        • K(a);N_GUARD,S_FLIGHT::QAB1(E)
      • Refutation
        • K(a);P-FLIGHT
  • Actual
    • Q(E);
    • Vars
      • K(a);N_GUARD,S_FLIGHT::QAB1(E)
      • K(a);N_GUARD,P-FLIGHT::QAR2(E)
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).