Problem Display
PID: 113425 (K5b1/5prr/3pp1p1/2PkP2n/Q1R5/2P1p3/1P1BP2p/3Rbn2 w - - 0 1)

Labai, Zoltan

3rd Prize, Pat a Mat, 1989

K5b1/5prr/3pp1p1/2PkP2n/Q1R5/2P1p3/1P1BP2p/3Rbn2

#4

10 + 13


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Re4!
      • threat
        • 2.Qd4+
          • 2...Kc6
            • 3.Qxd6+
              • 3...Kb5
                • 4.Qb6#
        • 2.cxd6
          • threat
            • 3.Qc4#
          • 2...Kc5
            • 3.Rc4+
              • 3...Kd5
                • 4.Qb5#
              • 3...Kb6
                • 4.Rc6#
            • 3.c4
              • threat
                • 4.Qb5#
              • 3...Kb6
                • 4.Qb5#
      • 1...dxc5
        • 2.Bxe1+
          • 2...Sd2
            • 3.Rxe3
              • threat
                • 4.Rxd2#
                • 4.Qe4#
              • 3...c4
                • 4.Qb5#
      • 1...dxe5
        • 2.Bxe3+
          • 2...Bd2
            • 3.Qd7+
              • 3...Kxe4
                • 4.Qd3#
          • 2...Sd2
            • 3.Qd7+
              • 3...Kxe4
                • 4.Qd3#

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).