MESON Chess Problem Database

Problem Display
PID: 225926 (2B5/1pN5/2p2Q2/8/4k3/6n1/2K2P2/8 w - - 0 1)

Mandal, H

Tidskrift for Schack, 1910

2B5/1pN5/2p2Q2/8/4k3/6n1/2K2P2/8

#2

5 + 4

SOLUTION

  • SOUND
  • Sets
    • 1...c5
      • 2.Bxb7#
  • Keys
    • 1.Sb5!
      • threat
        • 2.Sc3#
      • 1...Kd5
        • 2.Qd4#
      • 1...cxb5
        • 2.Bxb7#
      • 1...Sf5
        • 2.Qxf5#
      • 1...Se2
        • 2.Qf5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 1
  • Sets
    • P(c);OGATEB::B(E),XP(d)
  • Actual
    • S(D);
    • Threat
      • S(D)
    • Vars
      • K(b);S_FLIGHT::QAR1(C)
      • P(c);OGATEB,XS(D)::B(E),XP(d)
      • S(a);N_GUARD::QAB1(C),XS(a)
      • S(a);N_GUARD::QAB1(C)
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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).