Problem Display
PID: 163670 (2K3N1/3pNP2/3kP1P1/2ppp3/7p/7Q/7p/7B w - - 0 1)

Lider, Valentin Viktorovich

Novi Temi, 1973

2K3N1/3pNP2/3kP1P1/2ppp3/7p/7Q/7p/7B

#2

8 + 7


SOLUTION


  • COOKED
  • Tries
    • 1.Sf5+?
      • 1...Kxe6
        • 2.f8S#
      • 1...Kc6!
    • 1.f8Q?
      • 1...dxe6
        • 2.Qd8#
      • 1...e4
        • 2.Qf4#
      • 1...d4
        • 2.Sc6#
      • 1...c4!
  • Keys
    • 1.Qb3!
      • threat
        • 2.Qxd5#
        • 2.Qb6#
      • 1...Kxe6
        • 2.Qxd5#
      • 1...dxe6
        • 2.Qb6#
        • 2.Qb8#
      • 1...c4
        • 2.Qb6#
      • 1...e4
        • 2.Qxd5#
      • 1...d4
        • 2.Sf5#
        • 2.Qd5#
        • 2.Qb6#
    • 1.Qd3!
      • threat
        • 2.Qa6#
        • 2.Qxd5#
      • 1...Kxe6
        • 2.Qxd5#
      • 1...dxe6
        • 2.Qa6#
      • 1...c4
        • 2.Qxd5#
      • 1...e4
        • 2.Qxd5#
      • 1...d4
        • 2.Qa6#
    • 1.f8S!
      • 1...dxe6
        • 2.Qxe6#
      • 1...c4
        • 2.Qa3#
      • 1...e4
        • 2.Qxh2#
      • 1...d4
        • 2.Sf5#

FEATURES


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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).