MESON Chess Problem Database

Problem Display
PID: 3196 (8/3K1NkB/3N4/8/5BP1/8/8/8 w - - 0 1)

Bogdanov, Evgeny Mikhailovich

Pogsanichnik na Tikhom okeane, 1973

8/3K1NkB/3N4/8/5BP1/8/8/8

#2

6 + 1

3296 Shakhmatny zadachi miniaturi 1987

SOLUTION

  • SOUND
  • Sets
    • 1...Kf6
      • 2.Be5#
    • 1...Kf8
      • 2.Bh6#
  • Tries
    • 1.Ke6?
      • 1...Kf8
        • 2.Bh6#
      • 1...Kxh7!
    • 1.Bc1?
      • 1...Kf6
        • 2.Bb2#
      • 1...Kf8
        • 2.Bh6#
      • 1...Kxh7!
    • 1.Bd2?
      • 1...Kf6
        • 2.Bc3#
      • 1...Kf8
        • 2.Bh6#
      • 1...Kxh7!
    • 1.Be3?
      • 1...Kf6
        • 2.Bd4#
      • 1...Kf8
        • 2.Bh6#
      • 1...Kxh7!
    • 1.Bg5?
      • 1...Kf8
        • 2.Bh6#
      • 1...Kxh7!
    • 1.Bh6+?
      • 1...Kf6
        • 2.g5#
      • 1...Kxh7!
  • Keys
    • 1.Sg5!
      • 1...Kf6
        • 2.Se8#
      • 1...Kh6
        • 2.Sf5#
      • 1...Kf8
        • 2.Se6#
      • 1...Kh8
        • 2.Be5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 2
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
    • K(a);S_FLIGHT::B(A)
  • Tries
    • Try
      • K(D);S_FLIGHT
      • Vars
        • K(a);S_FLIGHT::B(A)
      • Refutation
        • K(a);P-FLIGHT,XB(F)
    • Try
      • B(A);
      • Vars
        • K(a);S_FLIGHT::B(A)
      • Refutation
        • K(a);P-FLIGHT,XB(F)
    • Try
      • B(A);
      • Vars
        • K(a);S_FLIGHT::B(A)
      • Refutation
        • K(a);P-FLIGHT,XB(F)
    • Try
      • B(A);
      • Vars
        • K(a);S_FLIGHT::B(A)
      • Refutation
        • K(a);P-FLIGHT,XB(F)
    • Try
      • B(A);
      • Vars
        • K(a);S_FLIGHT::B(A)
      • Refutation
        • K(a);P-FLIGHT,XB(F)
    • Try
      • B(A);CHECK
      • Vars
        • K(a);S_FLIGHT::P(B)
      • Refutation
        • K(a);P-FLIGHT,XB(F)
  • Actual
    • S(E);
    • Vars
      • K(a);S_FLIGHT::S(C)
      • K(a);S_FLIGHT::S(E)
      • K(a);S_FLIGHT::B(A)
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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).