MESON Chess Problem Database

Problem Display
PID: 6431 (4n3/7B/1K1p4/3p4/kp1N4/1p6/bP6/1Q6 w - - 0 1)

Keres, Paul P

Paevaleht, 1929

4n3/7B/1K1p4/3p4/kp1N4/1p6/bP6/1Q6

#2

5 + 7

SOLUTION

  • SOUND
  • Keys
    • 1.Bc2!
      • threat
        • 2.Qxa2#
      • 1...Bxb1
        • 2.Bxb3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
  • Actual
    • B(E);P_PINP(b)
    • Threat
      • QAR2(A),XB(a)
    • Vars
      • B(a);N_GUARD,XQ(A)::B(E),XP(b)
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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).