MESON Chess Problem Database

Problem Display
PID: 232975 (B2Q4/3K4/8/6B1/4N1k1/8/4P3/8 w - - 0 1)

Kozhakin, Vladimir Vladimirovich

Kudesnik, 2000

B2Q4/3K4/8/6B1/4N1k1/8/4P3/8

#2

6 + 1

15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Tries
    • 1.Bc1?
      • 1...Kf5
        • 2.Qg5#
      • 1...Kh5
        • 2.Qg5#
      • 1...Kh3!
    • 1.Bd2?
      • 1...Kf5
        • 2.Qg5#
      • 1...Kh5
        • 2.Qg5#
      • 1...Kh3!
    • 1.Be3?
      • 1...Kf5
        • 2.Qg5#
      • 1...Kh5
        • 2.Qg5#
      • 1...Kh3!
    • 1.Bh4?
      • 1...Kf4
        • 2.Qg5#
      • 1...Kf5
        • 2.Qg5#
      • 1...Kh5
        • 2.Qg5#
      • 1...Kh3!
    • 1.Bh6?
      • 1...Kf5
        • 2.Qg5#
      • 1...Kh5
        • 2.Qg5#
      • 1...Kh3!
    • 1.Qe8?
      • 1...Kf5
        • 2.Qe6#
      • 1...Kh3!
    • 1.Qg8?
      • 1...Kf5
        • 2.Qe6#
      • 1...Kh5
        • 2.Sf6#
      • 1...Kh3!
  • Keys
    • 1.Bf4!
      • 1...Kh3
        • 2.Sf2#
      • 1...Kxf4
        • 2.Qg5#
      • 1...Kf5
        • 2.Qg5#
      • 1...Kh5
        • 2.Qg5#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 4
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • B(C);
      • Vars
        • K(a);S_FLIGHT::QAR1(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • K(a);S_FLIGHT::QAR1(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • K(a);S_FLIGHT::QAR1(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • K(a);P-FLIGHT::QAB1(F)
        • K(a);S_FLIGHT::QAR1(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • B(C);
      • Vars
        • K(a);S_FLIGHT::QAR1(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(F);
      • Vars
        • K(a);S_FLIGHT::QAB1(F)
      • Refutation
        • K(a);S_FLIGHT
    • Try
      • Q(F);
      • Vars
        • K(a);S_FLIGHT::QAB1(F)
        • K(a);S_FLIGHT::S(B)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • B(C);
    • Vars
      • K(a);S_FLIGHT::S(B)
      • K(a);P-FLIGHT,XB(C)::QAB1(F)
      • K(a);S_FLIGHT::QAR1(F)
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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).