Problem Display
PID: 239767 (1Q6/N2p3p/bPrP3B/2k1pN2/2PrP3/P2Pp3/4P1B1/4R1RK w - - 0 1)

Retter, Yosef

Variantim, 2009

1Q6/N2p3p/bPrP3B/2k1pN2/2PrP3/P2Pp3/4P1B1/4R1RK

#3

15 + 8


SOLUTION


  • SOUND
  • Sets
    • 1...Rxd3
      • 2.exd3
        • threat
          • 3.Bxe3#
        • 2...Rxd6
          • 3.Qxd6#
        • 2...e2
          • 3.Be3#
    • 1...Rxc4
      • 2.Rc1
        • threat
          • 3.Bxe3#
        • 2...Rxd6
          • 3.Qxd6#
    • 1...Rxe4
      • 2.Bxe4
        • threat
          • 3.Bxe3#
        • 2...Rxd6
          • 3.Qxd6#
    • 1...Rd5
      • 2.exd5
        • threat
          • 3.Bxe3#
    • 1...Rc7
      • 2.Qxc7#
  • Keys
    • 1.Rb1!
      • 1...Rxd3
        • 2.exd3
          • threat
            • 3.Bxe3#
          • 2...Rxd6
            • 3.Qxd6#
          • 2...e2
            • 3.Be3#
      • 1...Rxc4
        • 2.Rbc1
          • threat
            • 3.Bxe3#
          • 2...Rxd6
            • 3.Qxd6#
      • 1...Rxe4
        • 2.Bxe4
          • threat
            • 3.Bxe3#
          • 2...Rxd6
            • 3.Qxd6#
      • 1...Rdxd6
        • 2.Qf8
          • threat
            • 3.Bxe3#
      • 1...Rcxd6
        • 2.Bf8
          • threat
            • 3.Qc7#
          • 2...Bb5
            • 3.Rxb5#
          • 2...Bb7
            • 3.Rb5#
      • 1...Bxc4
        • 2.Rgc1
          • threat
            • 3.Rb5#
          • 2...Rxb6
            • 3.Qxb6#
      • 1...Rd5
        • 2.exd5
          • threat
            • 3.Bxe3#
      • 1...Rc8
        • 2.Qxc8+
          • 2...Bxc8
            • 3.Rb5#

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).