MESON Chess Problem Database

Problem Display
PID: 172393 (2n5/1Np1p3/6K1/4k3/2Q5/8/8/8 w - - 0 1)

Andreev, Aleksandr Grigorevich

Kuban segodniya, 1997

2n5/1Np1p3/6K1/4k3/2Q5/8/8/8

#2

3 + 4

5454 Near Snap 2018
6490 yacpdb 2018

SOLUTION

  • SOUND
  • Tries
    • 1.Qd4+?
      • 1...Ke6
        • 2.Sc5#
        • 2.Sd8#
      • 1...Kxd4!
  • Keys
    • 1.Sd8!
      • threat
        • 2.Sf7#
      • 1...Kd6
        • 2.Qd4#
      • 1...Sd6
        • 2.Sc6#

Anticipated by 1954(1859)

FEATURES

  • Static
    • TYPE = THREAT
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • Q(A);CHECK
      • Refutation
        • K(a);S_FLIGHT,XQ(A)
  • Actual
    • S(C);
    • Threat
      • S(C)
    • Vars
      • K(a);S_FLIGHT::QAR2(A)
      • S(d);SBLOCK::S(C)
HTML5 logo

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).