Problem Display
PID: 226200 (5R2/4p2p/1B1pR3/1P1k1pN1/2pq1P2/2r2p1K/2b2Q2/6bB w - - 0 1)

Onkoud, Abdelaziz

3rd Comm., Praca, 1993

5R2/4p2p/1B1pR3/1P1k1pN1/2pq1P2/2r2p1K/2b2Q2/6bB

#3

9 + 11


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Sets
    • 1...Qxf2
      • 2.Re5+
        • 2...dxe5
          • 3.Rd8#
    • 1...Qe5
      • 2.Rxe5+
        • 2...dxe5
          • 3.Rd8#
    • 1...Qd1
      • 2.Re5+
        • 2...dxe5
          • 3.Rd8#
    • 1...Qd2
      • 2.Re5+
        • 2...dxe5
          • 3.Rd8#
      • 2.Qxd2+
        • 2...Rd3
          • 3.Bxf3#
          • 3.Rxf5#
        • 2...Bd4
          • 3.Qxd4#
        • 2...Bd3
          • 3.Bxf3#
          • 3.Rxf5#
    • 1...Qd3
      • 2.Re5+
        • 2...dxe5
          • 3.Rd8#
    • 1...Bh2
      • 2.Qxd4#
  • Tries
    • 1.Re5+?
      • 1...dxe5
        • 2.Rd8#
      • 1...Qxe5!
    • 1.Rxd6+?
      • 1...Kxd6
        • 2.Rd8#
      • 1...exd6!
    • 1.Rxf5+?
      • 1...Qe5
        • 2.Qd2+
          • 2...Rd3
            • 3.Bxf3#
          • 2...Bd4
            • 3.Qxd4#
          • 2...Bd3
            • 3.Bxf3#
      • 1...Bxf5+!
  • Keys
    • 1.Qd2!
      • threat
        • 2.Re5+
          • 2...dxe5
            • 3.Rd8#
      • 1...Rd3
        • 2.Rxf5+
          • 2...Qe5
            • 3.Bxf3#
      • 1...Bd3
        • 2.Bxf3+
          • 2...Qe4
            • 3.Rxf5#
          • 2...Be4
            • 3.Rxf5#

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).