MESON Chess Problem Database

Problem Display
PID: 230138 (rk2K3/1PR5/8/1N2P3/8/3P4/8/1R6 w - - 0 1)

Serezhkin, Yuri Nikitovich

Zadachi i Etyudi, 2000

rk2K3/1PR5/8/1N2P3/8/3P4/8/1R6

#2

7 + 2

5454 Near Snap 2021

SOLUTION

  • SOUND
  • Keys
    • 1.Sa7!
      • 1...Kxa7+
        • 2.b8S#
      • 1...Kxc7+
        • 2.bxa8S#
      • 1...Rxa7
        • 2.Rc8#

Anticipated by 17128(1901), 161116(2000)

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Actual
    • S(C);
    • Vars
      • K(b);CHECK,OGATE,S_FLIGHT,XS(C)::P=S
      • K(b);CHECK,S_FLIGHT,XR(F)::PXR(a)=S
      • R(a);SBLOCK,XS(C)::R1(F)
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).