Problem Display
PID: 156288 (6K1/3Q1pp1/8/1p1N4/3q4/3N4/3k4/2R1R3 w - - 0 1)

Kopaev, Viacheslav Georgievich

1st Prize, Shakhmaty (Baku), 1989

6K1/3Q1pp1/8/1p1N4/3q4/3N4/3k4/2R1R3

#2

6 + 5


56 The Problemist 2014
5454 Near Snap 2016
3713 Snap 2022
  • SOUND
  • Tries
    • 1.S3b4?
      • threat
        • 2.Rcd1#
      • 1...Qxb4
        • 2.Sxb4#
      • 1...Qxd5
        • 2.Qxd5#
      • 1...Qa1
        • 2.Sc3#
      • 1...Qg4!
    • 1.S5b4?
      • threat
        • 2.Rc2#
      • 1...Qxd3
        • 2.Qxd3#
      • 1...Qxb4
        • 2.Sxb4#
      • 1...Qc5
        • 2.Sxc5#
      • 1...Qb2
        • 2.Sxb2#
      • 1...Qc3
        • 2.Rcd1#
      • 1...Qc4!
    • 1.S5f4?
      • threat
        • 2.Re2#
      • 1...Qxd3
        • 2.Qxd3#
      • 1...Qxf4
        • 2.Sxf4#
      • 1...Qf2
        • 2.Sxf2#
      • 1...Qe3
        • 2.Red1#
      • 1...Qe5
        • 2.Sxe5#
      • 1...Qe4!
    • 1.Rc2+?
      • 1...Kxd3
        • 2.Sb4#
      • 1...Kxc2!
    • 1.Re2+?
      • 1...Kxd3
        • 2.Sf4#
      • 1...Kxe2!
    • 1.Qg4?
      • threat
        • 2.Red1#
        • 2.Qd1#
        • 2.Qe2#
      • 1...Kxd3
        • 2.Red1#
        • 2.Qd1#
        • 2.Qe2#
      • 1...Qxd3
        • 2.Red1#
        • 2.Qd1#
      • 1...Qxd5
        • 2.Qd1#
        • 2.Qe2#
      • 1...Qg1
        • 2.Qd1#
        • 2.Qe2#
      • 1...Qf2
        • 2.Red1#
        • 2.Qd1#
      • 1...Qe3
        • 2.Red1#
        • 2.Qd1#
      • 1...Qe5
        • 2.Red1#
        • 2.Qd1#
      • 1...Qa4
        • 2.Qe2#
      • 1...Qe4
        • 2.Red1#
        • 2.Qd1#
      • 1...Qxg4!
  • Keys
    • 1.S3f4!
      • threat
        • 2.Red1#
      • 1...Qxf4
        • 2.Sxf4#
      • 1...Qxd5
        • 2.Qxd5#
      • 1...Qg1
        • 2.Se3#
      • 1...Qa4
        • 2.Sb4#

Anticipated by 137589(1965-1966), 261633(1977)

This is after 156287

There are these versions: 156289



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).