Problem Display
PID: 71367 (6nK/1B3p2/1p3p2/5P1b/1QNk4/p4p2/1ppP1b2/rqr5 w - - 0 1)

Belchikov, Nikolai Invanovich

Makaronets, Leonid

3rd Prize, Shakhmaty v SSSR, 1978

6nK/1B3p2/1p3p2/5P1b/1QNk4/p4p2/1ppP1b2/rqr5

#4

6 + 14


5503 ISC 2007
  • SOUND
  • Keys
    • 1.Bc6!
      • threat
        • 2.Qd6+
          • 2...Kxc4
            • 3.Qd5+
              • 3...Kb4
                • 4.Qb5#
      • 1...Kd3
        • 2.Sxb2+
          • 2...Ke2
            • 3.Bb5+
              • 3...Ke1
                • 4.d4#
      • 1...Bg3
        • 2.Qxb6+
          • 2...Kd3
            • 3.Qe3+
              • 3...Kxc4
                • 4.Qc3#
          • 2...Kxc4
            • 3.Qb5+
              • 3...Kd4
                • 4.Qd5#
      • 1...Se7
        • 2.Qc3+
          • 2...Kc5
            • 3.Sxa3+
              • 3...Kd6
                • 4.Sb5#
      • 1...a2
        • 2.Qd6+
          • 2...Kxc4
            • 3.Qa3
              • threat
                • 4.Qc3#
              • 3...Kd4
                • 4.Qc3#
              • 3...Bd4
                • 4.d3#
      • 1...b5
        • 2.Qd6+
          • 2...Kxc4
            • 3.Qd5+
              • 3...Kb4
                • 4.Qxb5#


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).