MESON Chess Problem Database

Problem Display
PID: 106055 (8/6R1/3Q1n2/5k2/3K2n1/8/7P/8 w - - 0 1)

Chistyakov, Aleksandr N

Kudesnik, 2006

8/6R1/3Q1n2/5k2/3K2n1/8/7P/8

#2

4 + 3

6490 yacpdb 2009

SOLUTION

  • SOUND
  • Sets
    • 1...Sf2
      • 2.Qe5#
    • 1...Sxh2
      • 2.Qe5#
    • 1...Se3
      • 2.Qe5#
    • 1...Se5
      • 2.Qxe5#
    • 1...Sh6
      • 2.Qe5#
  • Keys
    • 1.h3!
      • 1...Se5
        • 2.Qxe5#
      • 1...Se4
        • 2.hxg4#
      • 1...Sf2
        • 2.Qe5#
      • 1...Sh2
        • 2.Qe5#
      • 1...Se3
        • 2.Qe5#
      • 1...Sh6
        • 2.Qe5#
      • 1...Sd5
        • 2.hxg4#
      • 1...Sh5
        • 2.hxg4#
      • 1...Sd7
        • 2.hxg4#
      • 1...Sh7
        • 2.hxg4#
      • 1...Se8
        • 2.hxg4#
      • 1...Sg8
        • 2.hxg4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 7
    • REMOVED MATES = 0
  • Sets
    • S(a);N_GUARD::QAR1(C)
    • S(a);N_GUARD,XP(A)::QAR1(C)
    • S(a);N_GUARD::QAR1(C),XS(a)
  • Actual
    • P(A);
    • Vars
      • S(a);N_GUARD::QAR1(C),XS(a)
      • S(c);N_GUARD::P(A),XS(a)
      • S(a);N_GUARD::QAR1(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).