Problem Display
PID: 214992 (1Q6/2N5/3pP3/3B1p2/1p3p2/1p3p2/1K1k1P2/8 w - - 0 1)

Balsley, David

New York Turf, Field and Farm, 1878

1Q6/2N5/3pP3/3B1p2/1p3p2/1p3p2/1K1k1P2/8

#4

6 + 7


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Qg8!
      • threat
        • 2.Qg1
          • threat
            • 3.Bc4
              • 3...d5
                • 4.Qc1#
          • 2...Ke2
            • 3.Bc4+
              • 3...Kd2
                • 4.Qc1#
      • 1...Kd1
        • 2.Qg1+
          • 2...Kd2
            • 3.Bc4
              • 3...d5
                • 4.Qc1#
          • 2...Ke2
            • 3.Bc4+
              • 3...Kd2
                • 4.Qc1#
        • 2.Bc4
          • threat
            • 3.Qg1+
              • 3...Kd2
                • 4.Qc1#
          • 2...Ke1
            • 3.Qg1+
              • 3...Kd2
                • 4.Qc1#
          • 2...Kd2
            • 3.Qg1
              • 3...d5
                • 4.Qc1#
      • 1...Ke1
        • 2.Qg1+
          • 2...Kd2
            • 3.Bc4
              • 3...d5
                • 4.Qc1#
          • 2...Ke2
            • 3.Bc4+
              • 3...Kd2
                • 4.Qc1#
      • 1...Ke2
        • 2.Qg1
          • threat
            • 3.Bc4+
              • 3...Kd2
                • 4.Qc1#
          • 2...Kd2
            • 3.Bc4
              • 3...d5
                • 4.Qc1#
      • 1...Kd3
        • 2.Qg1
          • threat
            • 3.Qd1#
          • 2...Kd2
            • 3.Bc4
              • 3...d5
                • 4.Qc1#
          • 2...Ke2
            • 3.Bc4+
              • 3...Kd2
                • 4.Qc1#
          • 2...Kd4
            • 3.Qa1
              • 3...Kd3
                • 4.Qd1#
              • 3...Kc5
                • 4.Qa7#
              • 3...Ke5
                • 4.Kxb3#

FEATURES


NOT CLASSIFIED


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).