MESON Chess Problem Database

Problem Display
PID: 203445 (8/8/2R5/3Nkp2/8/5P2/3P2K1/2B5 w - - 0 1)

Pinke, Jan

Residentiebode, 1924

8/8/2R5/3Nkp2/8/5P2/3P2K1/2B5

#2

6 + 2

6490 yacpdb 2020

SOLUTION

  • SOUND
  • Tries
    • 1.Sb4?
      • 1...Kd4
        • 2.Bb2#
      • 1...Kf4
        • 2.d4#
      • 1...f4!
    • 1.Se7?
      • 1...Kf4
        • 2.d4#
      • 1...f4
        • 2.Bb2#
      • 1...Kd4!
  • Keys
    • 1.Sf4!
      • 1...Kd4
        • 2.Bb2#
      • 1...Kxf4
        • 2.d4#

FEATURES

  • Static
    • TYPE = INCOMPLETE_BLOCK
    • CHANGED MATES = 0
    • ADDED MATES = 2
    • REMOVED MATES = 0
  • Sets
  • Tries
    • Try
      • S(E);
      • Vars
        • K(a);S_FLIGHT::B(A)
        • K(a);S_FLIGHT::B(A)+P(B)
      • Refutation
        • P(b);
    • Try
      • S(E);
      • Vars
        • K(a);S_FLIGHT::B(A)+P(B)
        • P(b);SBLOCK::B(A)
      • Refutation
        • K(a);S_FLIGHT
  • Actual
    • S(E);
    • Vars
      • K(a);S_FLIGHT::B(A)
      • K(a);S_FLIGHT,XS(E)::B(A)+P(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).