MESON Chess Problem Database

Problem Display
PID: 234969 (2K5/1N6/2k2p2/1pPp1P2/8/8/2B5/8 w - - 0 1)

Akimov, Nikolai Nikolaevich

64 Shakhmatnoe obozrenie, 2008

2K5/1N6/2k2p2/1pPp1P2/8/8/2B5/8

#2

5 + 4

5454 Near Snap 2021
15148 Sadier Collection 2021

SOLUTION

  • SOUND
  • Sets
    • 1...b4
      • 2.Ba4#
    • 1...d4
      • 2.Be4#
  • Tries
    • 1.Bb1?
      • 1...d4
        • 2.Be4#
      • 1...b4!
    • 1.Bb3?
      • 1...b4
        • 2.Ba4#
      • 1...d4!
    • 1.Bd3?
      • 1...d4
        • 2.Be4#
      • 1...b4!
  • Keys
    • 1.Bd1!
      • 1...b4
        • 2.Ba4#
      • 1...d4
        • 2.Bf3#

Anticipated by 231507(1927)

FEATURES

  • Static
    • TYPE = MUTATE
    • CHANGED MATES = 1
    • ADDED MATES = 0
    • REMOVED MATES = 0
  • Sets
    • P(a);OGATEB::B(A)
    • P(b);OGATEB::B(A)
  • Tries
    • Try
      • B(A);
      • Vars
        • P(b);OGATEB::B(A)
      • Refutation
        • P(a);
    • Try
      • B(A);
      • Vars
        • P(a);OGATEB::B(A)
      • Refutation
        • P(b);
    • Try
      • B(A);
      • Vars
        • P(b);OGATEB::B(A)
      • Refutation
        • P(a);
  • Actual
    • B(A);
    • Vars
      • P(a);OGATEB::B(A)
      • P(b);OGATEB::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).