MESON Chess Problem Database

Problem Display
PID: 50524 (8/8/6Q1/2p2p2/2k5/2P5/2K5/7R w - - 0 1)

Zheltonozhko, Vladimir Ivanovich

Magadansky Komsomolets, 1985

8/8/6Q1/2p2p2/2k5/2P5/2K5/7R

#2

4 + 3

145 StrateGems 2003

SOLUTION

  • SOUND
  • Sets
    • 1...f4
      • 2.Qd3#
  • Tries
    • 1.Ra1?
      • 1...Kb5
        • 2.Qa6#
      • 1...f4
        • 2.Qd3#
      • 1...Kd5!
    • 1.Re1?
      • 1...Kd5
        • 2.Qe6#
      • 1...f4
        • 2.Qd3#
      • 1...Kb5!
  • Keys
    • 1.Rh6!
      • 1...Kb5
        • 2.Qa6#
      • 1...Kd5
        • 2.Qe6#
      • 1...f4
        • 2.Qd3#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • P(c);OGATE::QAB1(D)
  • Tries
    • Try
      • R(A);
      • Vars
        • K(a);S_FLIGHT::QAB1(D)
        • P(c);OGATE::QAB1(D)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • R(A);
      • Vars
        • K(a);S_FLIGHT::QAB1(D)
        • P(c);OGATE::QAB1(D)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • R(A);
    • Vars
      • K(a);S_FLIGHT::QAB1(D)
      • P(c);OGATE::QAB1(D)
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).