MESON Chess Problem Database

Problem Display
PID: 230277 (8/3p4/3Q4/8/4p3/6N1/6k1/4K2R w K - 0 1)

Kichigin, Viktor Vladimirovich

Zadachi i Etyudi, 2000

8/3p4/3Q4/8/4p3/6N1/6k1/4K2R

#2

4 + 3

SOLUTION

  • SOUND
  • Tries
    • 1.Se2?
      • 1...Kf3
        • 2.Qg3#
      • 1...e3
        • 2.Qd5#
      • 1...Kxh1!
    • 1.Sf5?
      • 1...Kf3
        • 2.Qg3#
      • 1...e3
        • 2.Qd5#
      • 1...Kxh1!
    • 1.Sh5?
      • 1...Kf3
        • 2.Qg3#
      • 1...e3
        • 2.Qd5#
      • 1...Kxh1!
  • Keys
    • 1.Sf1!
      • 1...Kxh1
        • 2.Qh2#
      • 1...Kf3
        • 2.Qg3#
      • 1...e3
        • 2.Qd5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 3
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(C);
      • Vars
        • K(a);S_FLIGHT::QAR1(D)
        • P(b);OGATEB::QAB(D)
      • Refutation
        • K(a);S_FLIGHT,XR(B)
    • Try
      • S(C);
      • Vars
        • K(a);S_FLIGHT::QAR1(D)
        • P(b);OGATEB::QAB(D)
      • Refutation
        • K(a);S_FLIGHT,XR(B)
    • Try
      • S(C);
      • Vars
        • K(a);S_FLIGHT::QAR1(D)
        • P(b);OGATEB::QAB(D)
      • Refutation
        • K(a);S_FLIGHT,XR(B)
  • Actual
    • S(C);
    • Vars
      • K(a);S_FLIGHT,XR(B)::QAR1(D)
      • K(a);S_FLIGHT::QAR1(D)
      • P(b);OGATEB::QAB(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).