Problem Display
PID: 42811 (3R2K1/4p1bn/4kpBp/Np2pR2/2Ppb3/3r1N2/2Q5/4r3 w - - 0 1)

Pankratiev, Aleksandr Nikolaevich

3rd Prize, Wola Gulowska, 2001

3R2K1/4p1bn/4kpBp/Np2pR2/2Ppb3/3r1N2/2Q5/4r3

#3

8 + 12


SOLUTION


  • SOUND
  • Sets
    • 1...Rd1
      • 2.Sb3
        • threat
          • 3.Sc5#
      • 2.Sb7
        • threat
          • 3.Sc5#
        • 2...Bxb7
          • 3.Bf7#
    • 1...Rd2
      • 2.Sb3
        • threat
          • 3.Sc5#
      • 2.Sb7
        • threat
          • 3.Sc5#
        • 2...Bxb7
          • 3.Bf7#
    • 1...Ra3
      • 2.Sb7
        • threat
          • 3.Sc5#
        • 2...Bxb7
          • 3.Bf7#
    • 1...Rb3
      • 2.Sxb3
        • threat
          • 3.Sc5#
      • 2.Sb7
        • threat
          • 3.Sc5#
        • 2...Bxb7
          • 3.Bf7#
    • 1...Re3
      • 2.Sb7
        • threat
          • 3.Sc5#
        • 2...Bxb7
          • 3.Bf7#
    • 1...Rxf3
      • 2.Sb7
        • threat
          • 3.Sc5#
        • 2...Bxb7
          • 3.Bf7#
    • 1...Bxf3
      • 2.Sb3
        • threat
          • 3.Sc5#
        • 2...Rxb3
          • 3.Bf7#
    • 1...Bd5
      • 2.cxd5#
    • 1...Bxf5
      • 2.Bf7#
    • 1...Bb7
      • 2.Sb3
        • threat
          • 3.Sc5#
        • 2...Rxb3
          • 3.Bf7#
      • 2.Sxb7
        • threat
          • 3.Sc5#
    • 1...Ba8
      • 2.Sb3
        • threat
          • 3.Sc5#
        • 2...Rxb3
          • 3.Bf7#
    • 1...bxc4
      • 2.Qxc4+
        • 2...Bd5
          • 3.Qxd5#
          • 3.Qc8#
  • Tries
    • 1.Qxd3?
      • threat
        • 2.Sb3
          • threat
            • 3.Sc5#
        • 2.Sb7
          • threat
            • 3.Sc5#
          • 2...Bxb7
            • 3.Bf7#
      • 1...Bxd3
        • 2.Sb3
          • threat
            • 3.Sc5#
        • 2.Sb7
          • threat
            • 3.Sc5#
      • 1...bxc4
        • 2.Sb7
          • threat
            • 3.Sc5#
          • 2...Bxb7
            • 3.Bf7#
        • 2.Qxc4+
          • 2...Bd5
            • 3.Qxd5#
            • 3.Qc8#
      • 1...Rb1
        • 2.Sxd4+
          • 2...exd4
            • 3.Qxe4#
        • 2.Sb7
          • threat
            • 3.Sc5#
          • 2...Bxb7
            • 3.Bf7#
        • 2.Qxe4
          • threat
            • 3.Sxd4#
            • 3.Bf7#
            • 3.Qd5#
            • 3.Qc6#
      • 1...Rc1
        • 2.Sxd4+
          • 2...exd4
            • 3.Qxe4#
        • 2.Qxe4
          • threat
            • 3.Sxd4#
            • 3.Bf7#
            • 3.Qd5#
            • 3.Qc6#
      • 1...Rg1
        • 2.Sxd4+
          • 2...exd4
            • 3.Qxe4#
        • 2.Qxe4
          • threat
            • 3.Sxd4#
            • 3.Bf7#
            • 3.Qd5#
            • 3.Qc6#
      • 1...Sg5
        • 2.Sb3
          • threat
            • 3.Sc5#
      • 1...Sf8!
  • Keys
    • 1.Qf2!
      • threat
        • 2.Sxd4+
          • 2...Rxd4
            • 3.Bf7#
          • 2...exd4
            • 3.Bf7#
      • 1...Rxf3
        • 2.Sb3
          • threat
            • 3.Sc5#
          • 2...Rxb3
            • 3.Bf7#
      • 1...Bxf3
        • 2.Sb7
          • threat
            • 3.Sc5#
          • 2...Bxb7
            • 3.Bf7#
      • 1...Rdd1
        • 2.Sxd4+
          • 2...Rxd4
            • 3.Bf7#
          • 2...exd4
            • 3.Bf7#
        • 2.Sb3
          • threat
            • 3.Sc5#
      • 1...Rd2
        • 2.Sxd4+
          • 2...Rxd4
            • 3.Bf7#
          • 2...exd4
            • 3.Bf7#
        • 2.Sb3
          • threat
            • 3.Sc5#
      • 1...Ra3
        • 2.Sxd4+
          • 2...exd4
            • 3.Bf7#
      • 1...Rb3
        • 2.Sxd4+
          • 2...exd4
            • 3.Bf7#
        • 2.Sxb3
          • threat
            • 3.Sc5#
      • 1...Rc3
        • 2.Sxd4+
          • 2...exd4
            • 3.Bf7#
      • 1...Rde3
        • 2.Sxd4+
          • 2...exd4
            • 3.Bf7#
      • 1...Sg5
        • 2.Sxg5+
          • 2...fxg5
            • 3.Bf7#
          • 2...hxg5
            • 3.Bf7#

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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).