MESON Chess Problem Database

Problem Display
PID: 15444 (8/8/8/8/1N6/NpK5/8/kB6 w - - 0 1)

Chepizhni, Viktor Ivanovich

2nd Prize, Chervoni Girnik, 1984

8/8/8/8/1N6/NpK5/8/kB6

#2

4 + 2

3296 Shakhmatny zadachi miniaturi 1987

SOLUTION

  • SOUND
  • Sets
    • 1...b2
      • 2.Sbc2#
  • Tries
    • 1.Kd2?
      • 1...b2
        • 2.Sbc2#
      • 1...Kb2!
    • 1.Kd3?
      • 1...b2
        • 2.Sbc2#
      • 1...Kb2!
    • 1.Kc4?
      • 1...b2
        • 2.Sbc2#
      • 1...Kb2!
    • 1.Kd4?
      • 1...b2
        • 2.Sbc2#
      • 1...Kb2!
  • Keys
    • 1.Ba2!
      • 1...bxa2
        • 2.Sbc2#
      • 1...b2
        • 2.Sac2#

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 1
    • REMOVED MATES = 0
  • Sets
    • P(b);N_GUARD::S(D)
  • Tries
    • Try
      • K(C);S_FLIGHT
      • Vars
        • P(b);N_GUARD,SBLOCK::S(D)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(C);P-FLIGHT
      • Vars
        • P(b);N_GUARD,SBLOCK::S(D)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(C);P-FLIGHT
      • Vars
        • P(b);N_GUARD,SBLOCK::S(D)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • K(C);S_FLIGHT
      • Vars
        • P(b);N_GUARD,SBLOCK::S(D)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • B(A);
    • Vars
      • P(b);N_GUARD,SBLOCK,XB(A)::S(D)
      • P(b);N_GUARD::S(B)
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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).