Problem Display
PID: 6832 (2K1k3/1N6/4n2R/4b2N/1B6/8/b3QR2/2n2q2 w - - 0 1)

Kofman, Rafael Moiseevich

1st Prize, 64 Shakhmatnoe obozrenie, 1934

2K1k3/1N6/4n2R/4b2N/1B6/8/b3QR2/2n2q2

#2

7 + 6


3680 Jan Knoppel Udvalgte Skakproblemer 1955
3174 The Two-move Chess Problem Tradition and Development 1966
5862 An ABC of Chess Problems 1970
3813 300 Sachmatu Uzdaviniu 1991
133 The Problemist Supplement 2010
  • SOUND
  • Sets
    • 1...Qh3
      • 2.Qb5#
    • 1...Qe1
      • 2.Qb5#
    • 1...Qg1
      • 2.Qb5#
    • 1...Bb1
      • 2.Rxe6#
    • 1...Bh2
      • 2.Sg7#
      • 2.Rh8#
    • 1...Bg3
      • 2.Sg7#
      • 2.Rh8#
    • 1...Bc7
      • 2.Sg7#
      • 2.Rh8#
    • 1...Bg7
      • 2.Sxg7#
    • 1...Bb8
      • 2.Sg7#
      • 2.Rh8#
    • 1...Bh8
      • 2.Rxh8#
    • 1...Sb3
      • 2.Rxe6#
    • 1...Sd4
      • 2.Sg7#
    • 1...Sg5
      • 2.Sg7#
    • 1...Sc7
      • 2.Sg7#
    • 1...Sg7
      • 2.Sxg7#
    • 1...Sd8
      • 2.Sg7#
    • 1...Sf8
      • 2.Sg7#
  • Tries
    • 1.Sf6+?
      • 1...Bxf6
        • 2.Qh5#
      • 1...Kf7!
    • 1.Sg7+?
      • 1...Bxg7
        • 2.Qh5#
      • 1...Sxg7!
    • 1.Rh8+?
      • 1...Sf8
        • 2.Sg7#
        • 2.Rhxf8#
      • 1...Bxh8!
  • Keys
    • 1.Rh7!
      • threat
        • 2.Re7#
      • 1...Qxf2
        • 2.Qb5#
      • 1...Bf4
        • 2.Sf6#
      • 1...Bd6
        • 2.Sxd6#
      • 1...Bf6
        • 2.Sxf6#
      • 1...Bg7
        • 2.Sxg7#
      • 1...Sf4
        • 2.Sf6#
      • 1...Sc5
        • 2.Sd6#
      • 1...Sg7
        • 2.Sxg7#


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).