MESON Chess Problem Database

Problem Display
PID: 178218 (n7/2p5/1pR1K2p/1P2p2P/3kN1Pp/5p1P/5P2/2N5 w - - 0 1)

Hadzi-Vaskov, Georgi

Vratnica-64, 2005

n7/2p5/1pR1K2p/1P2p2P/3kN1Pp/5p1P/5P2/2N5

#2

9 + 8

6490 yacpdb 2018

SOLUTION

  • SOUND
  • Sets
    • 1...Kxe4
      • 2.Rc4#
  • Tries
    • 1.Sg3?
      • 1...e4
        • 2.Sf5#
      • 1...hxg3!
    • 1.Rxc7?
      • 1...Kxe4
        • 2.Rc4#
      • 1...Sxc7+!
    • 1.g5?
      • 1...Kxe4
        • 2.Rc4#
      • 1...hxg5!
  • Keys
    • 1.Sd2!
      • 1...e4
        • 2.Sdb3#
        • 2.Rc4#

FEATURES

  • Static
    • TYPE = WAITER
    • CHANGED MATES = 0
    • ADDED MATES = 0
    • REMOVED MATES = 1
  • Sets
    • K(b);P-FLIGHT,XS(D)::R(H)
  • Tries
    • Try
      • S(D);
      • Vars
        • P(d);SBLOCK::S(D)
      • Refutation
        • P(c);XS(D)
    • Try
      • R(H);XP(g)
      • Vars
        • K(b);P-FLIGHT,XS(D)::R(H)
      • Refutation
        • S(h);CHECK,XR(H)
    • Try
      • P(E);
      • Vars
        • K(b);P-FLIGHT,XS(D)::R(H)
      • Refutation
        • P(f);XP(E)
  • Actual
    • S(D);
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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).