MESON Chess Problem Database

Problem Display
PID: 224598 (4K3/8/8/2p1k1P1/4p2P/4N3/8/1B5Q w - - 0 1)

Anonymous

English Mechanic and World of Science, 1888

(First published on Fri Jun 8 1888)

4K3/8/8/2p1k1P1/4p2P/4N3/8/1B5Q

#2

6 + 3

6490 yacpdb 2020
15239 Valois Notebooks 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Sf5!
      • threat
        • 2.Qxe4#
      • 1...Kf4
        • 2.Qxe4#
      • 1...Kd5
        • 2.Qxe4#
      • 1...Kxf5
        • 2.Qxe4#
      • 1...Ke6
        • 2.Qxe4#
      • 1...e3
        • 2.Qe4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 5
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(C);
    • Threat
      • QAR1(B),XP(a)
    • Vars
      • K(c);S_FLIGHT::QAR1(B),XP(a)
      • K(c);P-FLIGHT,P_SPINP(a)::QAB1(B),XP(a)
      • K(c);P-FLIGHT,P_SPINP(a),XS(C)::QAB1(B),XP(a)
      • K(c);P-FLIGHT::QAR2(B),XP(a)
      • P(a);::QAR1(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).