Problem Display
PID: 6069 (7Q/6N1/2NP1p2/R3PRp1/4k1b1/2r1p3/2P1p1P1/1B2K3 w - - 0 1)

Alexander, Frederick Forrest Lawrie

The Problemist, 1926

7Q/6N1/2NP1p2/R3PRp1/4k1b1/2r1p3/2P1p1P1/1B2K3

#2

11 + 7


81 Chess 1959
5454 Near Snap 2007
  • SOUND
  • Sets
    • 1...Rxc2
      • 2.Bxc2#
    • 1...Ra3
      • 2.c3#
    • 1...Rb3
      • 2.cxb3#
    • 1...Rd3
      • 2.cxd3#
    • 1...Rc4
      • 2.c3#
    • 1...Rc5
      • 2.c4#
    • 1...Rxc6
      • 2.c3#
    • 1...Bf3
      • 2.gxf3#
    • 1...fxe5
      • 2.Raxe5#
  • Tries
    • 1.Qh4?
      • threat
        • 2.Qxg4#
      • 1...Rxc2
        • 2.Bxc2#
      • 1...Rc5
        • 2.c4#
      • 1...gxh4!
    • 1.Qh5?
      • threat
        • 2.Qxg4#
      • 1...Rxc2
        • 2.Bxc2#
      • 1...Bxf5
        • 2.Qf3#
      • 1...Rc5
        • 2.c4#
      • 1...Bh3
        • 2.Qf3#
      • 1...Bf3
        • 2.Qxf3#
        • 2.gxf3#
      • 1...Bxh5!
    • 1.Qg8?
      • threat
        • 2.Qd5#
      • 1...Rd3
        • 2.cxd3#
      • 1...Rc5
        • 2.c3#
        • 2.c4#
      • 1...Bxf5!
    • 1.exf6?
      • threat
        • 2.Rae5#
        • 2.Qe8#
      • 1...Rxc2
        • 2.Bxc2#
      • 1...Rxc6
        • 2.c3#
      • 1...Rc5
        • 2.c3#
        • 2.c4#
      • 1...Bh5
        • 2.Rae5#
      • 1...Bxf5!
  • Keys
    • 1.Qh1!
      • 1...Rxc2
        • 2.Bxc2#
      • 1...Rxc6
        • 2.c3#
      • 1...Bxf5
        • 2.g3#
      • 1...fxe5
        • 2.Raxe5#
      • 1...Rc5
        • 2.c4#
      • 1...Bh3
        • 2.gxh3#
      • 1...Ra3
        • 2.c3#
      • 1...Rb3
        • 2.cxb3#
      • 1...Rd3
        • 2.cxd3#
      • 1...Rc4
        • 2.c3#
      • 1...Bf3
        • 2.gxf3#
      • 1...Bh5
        • 2.g4#

Anticipated by 2730(1906)

This anticipates 79862(1994)



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).