MESON Chess Problem Database

Problem Display
PID: 172480 (6bk/8/5PR1/8/5K2/8/7p/5Q2 w - - 0 1)

Andreev, Aleksandr Grigorevich

Kuban segodniya, 2001

6bk/8/5PR1/8/5K2/8/7p/5Q2

#2

4 + 3

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Ba2
      • 2.Qh3#
    • 1...Bb3
      • 2.Qh3#
    • 1...Bc4
      • 2.Qh3#
    • 1...Bd5
      • 2.Qh3#
    • 1...Bf7
      • 2.Qh3#
  • Keys
    • 1.f7!
      • threat
        • 2.fxg8Q#
      • 1...Kh7
        • 2.fxg8Q#
      • 1...Bxf7
        • 2.Qh3#
      • 1...Bh7
        • 2.Qa1#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 4
  • Sets
    • B(b);N_GUARD::QAR(A)
  • Actual
    • P(C);
    • Threat
      • PXB(b)=Q
    • Vars
      • K(c);P-FLIGHT::PXB(b)=Q
      • B(b);N_GUARD,XP(C)::QAR(A)
      • B(b);SBLOCK::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).