MESON Chess Problem Database

Problem Display
PID: 172475 (1K6/4P3/k7/3N4/nP6/8/8/5b2 w - - 0 1)

Andreev, Aleksandr Grigorevich

Kuban segodniya, 2001

1K6/4P3/k7/3N4/nP6/8/8/5b2

#2

4 + 3

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Sb6
      • 2.Sc7#
  • Keys
    • 1.e8Q!
      • threat
        • 2.Qxa4#
      • 1...Bb5
        • 2.Qc8#
      • 1...Sb2
        • 2.Qc6#
      • 1...Sc3
        • 2.Qc6#
      • 1...Sc5
        • 2.Qc6#
      • 1...Sb6
        • 2.Sc7#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
    • S(b);SBLOCK::S(B)
  • Actual
    • P(C);
    • Threat
      • QAR2(C),XS(b)
    • Vars
      • B(a);SBLOCK::QAB(C)
      • S(b);N_GUARD::QAR2(C)
      • S(b);SBLOCK::S(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).