MESON Chess Problem Database

Problem Display
PID: 172542 (b7/b1Q5/3N4/3k1K2/8/2P5/8/8 w - - 0 1)

Andreev, Aleksandr Grigorevich

Kuban segodniya, 2003

b7/b1Q5/3N4/3k1K2/8/2P5/8/8

#2

4 + 3

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Bd4
      • 2.c4#
  • Keys
    • 1.Se4!
      • threat
        • 2.Sf6#
      • 1...Bc5
        • 2.Qxc5#
      • 1...Bc6
        • 2.Qf7#
      • 1...Bd4
        • 2.c4#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • B(b);SBLOCK::P(A)
  • Actual
    • S(C);
    • Threat
      • S(C)
    • Vars
      • B(b);N_GUARD::QAR1(D),XB(b)
      • B(c);SBLOCK::QAB(D)
      • B(b);SBLOCK::P(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).