Problem Display
PID: 136356 (1BR4b/2N5/p5K1/p2Pp2P/3rkpP1/1p1R4/3PP3/Qb5r w - - 0 1)

Polak, Peter

5/6 Prize, Pravda, 1979

1BR4b/2N5/p5K1/p2Pp2P/3rkpP1/1p1R4/3PP3/Qb5r

#4

11 + 10


6424 Czech Album (1979-1981) 1986

SOLUTION


  • SOUND
  • Keys
    • 1.Se6!
      • threat
        • 2.Sg5+
          • 2...Kxd5
            • 3.Qxa5#
        • 2.Rd8
          • threat
            • 3.Sc5#
            • 3.Sg5#
          • 2...f3
            • 3.Re3#
      • 1...Kxd5
        • 2.Qxa5+
          • 2...Kxe6
            • 3.Re8+
              • 3...Kd7
                • 4.Qa4#
      • 1...Rxh5
        • 2.Rxd4+
          • 2...exd4
            • 3.Qxb1+
              • 3...Kxd5
                • 4.Sxf4#
              • 3...d3
                • 4.Qxd3#
      • 1...Rxd3
        • 2.Sg5+
          • 2...Kxd5
            • 3.Qxa5+
              • 3...Kd4
                • 4.Ba7#
                • 4.Qd8#
                • 4.Qc5#
      • 1...Rc1
        • 2.Sg5+
          • 2...Kxd5
            • 3.Qxa5+
              • 3...Rc5
                • 4.Rxc5#
                • 4.Qxc5#
      • 1...Bf6
        • 2.Kxf6
          • threat
            • 3.Sg5+
              • 3...Kxd5
                • 4.Qxa5#
            • 3.Rxd4+
              • 3...exd4
                • 4.Qxd4#
            • 3.Qxd4+
              • 3...exd4
                • 4.Rxd4#
            • 3.Rd8
              • threat
                • 4.Sc5#
                • 4.Sg5#
              • 3...f3
                • 4.Re3#
          • 2...Kxd5
            • 3.Rxd4+
              • 3...exd4
                • 4.Qxd4#
            • 3.Rc5+
              • 3...Ke4
                • 4.Sg5#
                • 4.Rxe5#
            • 3.Qxd4+
              • 3...exd4
                • 4.Rxd4#
            • 3.Qxa5+
              • 3...Ke4
                • 4.Sg5#
                • 4.Qxe5#
          • 2...Bxd3
            • 3.Qxh1+
              • 3...f3
                • 4.Qxf3#
      • 1...f3
        • 2.Qxd4+
          • 2...exd4
            • 3.Sg5+
              • 3...Kxd5
                • 4.e4#

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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).