Problem Display
PID: 3710 (8/2K2pNp/5P2/1Rnkp3/2pbrp2/p1r1PB1R/1p2Q3/8 w - - 0 1)

Valve, Leo Erland

3rd Prize, Hys JT, 1944

8/2K2pNp/5P2/1Rnkp3/2pbrp2/p1r1PB1R/1p2Q3/8

#3

8 + 12


SOLUTION


  • SOUND
  • Sets
    • 1...Rc2
      • 2.Qxc2
        • threat
          • 3.Bxe4#
          • 3.Qxe4#
        • 2...c3
          • 3.Qb3#
    • 1...Rd3
      • 2.Bxe4+
        • 2...Kxe4
          • 3.Qf3#
  • Tries
    • 1.Bh5?
      • threat
        • 2.Bxf7#
      • 1...Bxe3
        • 2.Bxf7+
          • 2...Kd4
            • 3.Sf5#
      • 1...Rexe3!
  • Keys
    • 1.Qd1!
      • threat
        • 2.Qxd4+
          • 2...exd4
            • 3.Rh5#
      • 1...Rxe3
        • 2.Bh5
          • threat
            • 3.Bxf7#
      • 1...fxe3
        • 2.Qa4
          • threat
            • 3.Qa8#
      • 1...Rd3
        • 2.Bxe4+
          • 2...Kxe4
            • 3.Qf3#
      • 1...h5
        • 2.Qxd4+
          • 2...exd4
            • 3.Rxh5#

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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).