Problem Display
PID: 188076 (1Q3br1/7p/2pR4/4k1n1/2p3P1/6P1/1p1N2N1/1K6 w - - 0 1)

Daniel, Arthur William

4th Prize, Casopis ceskoslovenskych sachistu, 1910

1Q3br1/7p/2pR4/4k1n1/2p3P1/6P1/1p1N2N1/1K6

#3

7 + 8


6490 yacpdb 2019

SOLUTION


  • SOUND
  • Sets
    • 1...Se4
      • 2.Sf3#
      • 2.Sxc4#
    • 1...c5
      • 2.Sxc4+
        • 2...Ke4
          • 3.Qb7#
          • 3.Qa8#
  • Tries
    • 1.Re6+?
      • 1...Kd4
        • 2.Qe5+
          • 2...Kd3
            • 3.Qe3#
      • 1...Kxe6!
    • 1.Qxb2+?
      • 1...c3
        • 2.Sc4+
          • 2...Ke4
            • 3.Qe2#
      • 1...Kxd6!
    • 1.Qe8+?
      • 1...Be7
        • 2.Sxc4+
          • 2...Ke4
            • 3.Qxc6#
        • 2.Qxe7+
          • 2...Se6
            • 3.Qxe6#
      • 1...Kxd6!
    • 1.Qxf8?
      • threat
        • 2.Qf4#
        • 2.Qf6#
      • 1...Se6
        • 2.Sf3+
          • 2...Ke4
            • 3.Qf5#
        • 2.Sxc4+
          • 2...Ke4
            • 3.Qf5#
      • 1...Rxf8!
  • Keys
    • 1.Sf4!
      • threat
        • 2.Re6+
          • 2...Kd4
            • 3.Qe5#
      • 1...Bxd6
        • 2.Qxb2+
          • 2...c3
            • 3.Qxc3#
      • 1...Se6
        • 2.Rxe6+
          • 2...Kd4
            • 3.Qe5#
      • 1...Bg7
        • 2.Qa7
          • threat
            • 3.Qd4#
            • 3.Qc5#
          • 2...Kxd6
            • 3.Sxc4#
          • 2...Se6
            • 3.Rxe6#
          • 2...c5
            • 3.Qxc5#
      • 1...Sf3
        • 2.Rd7+
          • 2...Kf6
            • 3.Se4#
          • 2...Bd6
            • 3.Qxd6#
      • 1...Sf7
        • 2.Qb4
          • threat
            • 3.Qc5#
          • 2...Bxd6
            • 3.Qc3#
          • 2...Sxd6
            • 3.Qc3#
          • 2...c5
            • 3.Qxc5#

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).