Problem Display
PID: 166403 (8/Q1BppR2/Kp1P2r1/1R1nkP1N/8/8/8/1B1n4 w - - 0 1)

Agostini, Valerio

Mariani, Stefano

10. WCCT, 2016-2017

8/Q1BppR2/Kp1P2r1/1R1nkP1N/8/8/8/1B1n4

#3

9 + 7


4901 Best Problems 2017

SOLUTION


  • SOUND
  • Sets
    • 1...Rxd6
      • 2.Qxb6
        • threat
          • 3.Rxe7#
        • 2...e6
          • 3.Bxd6#
    • 1...exd6
      • 2.Bxb6
        • threat
          • 3.Bd4#
        • 2...Rg4
          • 3.Re7#
  • Tries
    • 1.dxe7+?
      • 1...Rd6
        • 2.Qxb6
          • threat
            • 3.Bxd6#
            • 3.e8Q#
            • 3.e8R#
      • 1...d6
        • 2.Bxb6
          • threat
            • 3.Bd4#
          • 2...Rg4
            • 3.e8Q#
            • 3.e8R#
      • 1...Kd4!
  • Keys
    • 1.Bxb6!
      • threat
        • 2.Bd4+
          • 2...Kxd6
            • 3.Qc5#
      • 1...Kxd6
        • 2.Qb8+
          • 2...Kc6
            • 3.Rc5#
          • 2...Sc7+
            • 3.Qxc7#
      • 1...Rxd6
        • 2.Qb8
          • threat
            • 3.Rxe7#
          • 2...e6
            • 3.Qh8#
      • 1...Rg4
        • 2.Rxe7+
          • 2...Kxd6
            • 3.Qxd7#
      • 1...e6
        • 2.Bd4+
          • 2...Kxd6
            • 3.Qc5#
            • 3.Qxd7#

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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).