MESON Chess Problem Database

Problem Display
PID: 226974 (1b6/2p1p3/2K5/8/1pkp4/1ppp4/8/1nQ5 w - - 0 1)

Braithwaite, Kenneth Holmes

US Problem Bulletin, 1984

1b6/2p1p3/2K5/8/1pkp4/1ppp4/8/1nQ5

#2

2 + 10

SOLUTION

  • SOUND
  • Keys
    • 1.Qg5!
      • threat
        • 2.Qb5#
        • 2.Qc5#
        • 2.Qd5#
      • 1...b2
        • 2.Qd5#
      • 1...c2
        • 2.Qc5#
      • 1...d2
        • 2.Qb5#
      • 1...Ba7
        • 2.Qb5#
        • 2.Qd5#
      • 1...Sa3
        • 2.Qc5#
        • 2.Qd5#
      • 1...e5
        • 2.Qg8#
      • 1...e6
        • 2.Qb5#
        • 2.Qc5#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • Q(A);N_PINP(c)
    • Threat
      • DUALS(3)
    • Vars
      • P(b);::QAB1(A)
      • P(c);::QAR1(A)
      • P(d);::QAB1(A)
      • P(i);N_GUARD::QAB(A)
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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).