Problem Display
PID: 199023 (4n2b/7p/1K1pN2P/1R2p2Q/p2pkp2/r3p3/2P1P3/4rn2 w - - 0 1)

Vasta, Jan

5th HM., Narodni Politika, 1921

4n2b/7p/1K1pN2P/1R2p2Q/p2pkp2/r3p3/2P1P3/4rn2

#3

7 + 13


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Sets
    • 1...Rd3
      • 2.cxd3#
      • 2.exd3#
    • 1...d3
      • 2.Rb4+
        • 2...Kd5
          • 3.Sxf4#
    • 1...f3
      • 2.Qxf3#
      • 2.Qg4#
      • 2.exf3#
    • 1...d5
      • 2.Sc5#
  • Tries
    • 1.Sc5+?
      • 1...Kd5
        • 2.Qf7#
      • 1...dxc5!
    • 1.Qg4?
      • threat
        • 2.Sg5#
      • 1...Bf6
        • 2.Qg2+
          • 2...Kf5
            • 3.Sxd4#
          • 2...f3
            • 3.Qxf3#
            • 3.Qg4#
      • 1...d3!
    • 1.Qf7?
      • threat
        • 2.Sg5#
        • 2.Qxh7#
      • 1...Rxe2
        • 2.Sg5#
      • 1...Bf6
        • 2.Qxh7#
      • 1...Bg7
        • 2.Sg5#
      • 1...Sg3
        • 2.Sg5#
      • 1...Sg7
        • 2.Sg5#
      • 1...d3
        • 2.Qxh7#
      • 1...Sf6!
    • 1.Qh1+?
      • 1...f3
        • 2.Qxf3#
      • 1...Kf5!
    • 1.Qh3?
      • threat
        • 2.Sg5#
      • 1...Bf6
        • 2.Qg2+
          • 2...Kf5
            • 3.Sxd4#
          • 2...f3
            • 3.Qxf3#
            • 3.Qg4#
      • 1...d3!
  • Keys
    • 1.Qg5!
      • threat
        • 2.Qxf4+
          • 2...exf4
            • 3.Sg5#
      • 1...Bf6
        • 2.Qg2+
          • 2...Kf5
            • 3.Sxd4#
          • 2...f3
            • 3.Qxf3#
            • 3.Qg4#
      • 1...d3
        • 2.Rb4+
          • 2...Kd5
            • 3.Sxf4#

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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).