MESON Chess Problem Database

Problem Display
PID: 75959 (8/4pp2/8/7K/2Bnk3/8/1Q5P/2B5 w - - 0 1)

Calnan, Father T

2nd Prize, The Tablet, 1920

(First published on Sat Nov 20 1920)

8/4pp2/8/7K/2Bnk3/8/1Q5P/2B5

#2

5 + 4

15239 Valois Notebooks 2014

SOLUTION

  • SOUND
  • Sets
    • 1...Kf3
      • 2.Bd5#
  • Keys
    • 1.Qd2!
      • threat
        • 2.Qf4#
      • 1...Kf3
        • 2.Bd5#
      • 1...Ke5
        • 2.Qf4#
      • 1...Kf5
        • 2.Qf4#
      • 1...Se2
        • 2.Qd5#
      • 1...Se6
        • 2.Qd5#
      • 1...e5
        • 2.Qd3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
    • K(b);S_FLIGHT::B(D)
  • Actual
    • Q(B);
    • Threat
      • QAR1(B)
    • Vars
      • K(b);S_FLIGHT::B(D)
      • K(b);P-FLIGHT::QAB1(B)
      • K(b);S_FLIGHT::QAR1(B)
      • S(a);OGATE::QAB1(B)
      • P(c);SBLOCK::QAB1(B)
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).