MESON Chess Problem Database

Problem Display
PID: 172225 (8/8/8/8/4KN2/4Q2p/2p3Pk/8 w - - 0 1)

Andreev, Aleksandr Grigorevich

Kuban segodniya, 1996

8/8/8/8/4KN2/4Q2p/2p3Pk/8

#2

4 + 3

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Keys
    • 1.Se2!
      • threat
        • 2.Qg1#
        • 2.Qxh3#
      • 1...Kh1
        • 2.Qg1#
        • 2.Qxh3#
      • 1...Kxg2
        • 2.Qg1#
      • 1...hxg2
        • 2.Qh6#
      • 1...c1Q
        • 2.Qxh3#
      • 1...c1R
        • 2.Qxh3#

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(D);
    • Threat
      • DUALS(2)
    • Vars
      • K(b);P-FLIGHT,XP(A)::QAR1(B)
      • P(c);OGATEB,SBLOCK,XP(A)::QAR(B)
      • P(a);::QAR1(B),XP(c)
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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).