Problem Display
PID: 269950 (6qR/1p4pb/8/1p3p2/1P1p4/5K2/1P1N4/kBRN4 w - - 0 1)

Makaronets, Leonid

Tehtavaniekka, 2021

6qR/1p4pb/8/1p3p2/1P1p4/5K2/1P1N4/kBRN4

#4

8 + 8


SOLUTION


  • SOUND
  • Keys
    • 1.Kf2!
      • threat
        • 2.Be4+
          • 2...Ka2
            • 3.Bd5+
              • 3...Qxd5
                • 4.Ra8#
      • 1...Bg6
        • 2.Bc2+
          • 2...Ka2
            • 3.Rxg8
              • threat
                • 4.Bb3#
                • 4.Ra8#
        • 2.Be4+
          • 2...Ka2
            • 3.Bd5+
              • 3...Qxd5
                • 4.Ra8#
            • 3.Rxg8
              • threat
                • 4.Bd5#
                • 4.Ra8#
        • 2.Bxf5+
          • 2...Ka2
            • 3.Rxg8
              • threat
                • 4.Be6#
                • 4.Ra8#
        • 2.Rxg8
          • threat
            • 3.Sb3#
            • 3.Ra8#
          • 2...Bf7
            • 3.Ba2+
              • 3...Kxa2
                • 4.Ra8#
            • 3.Bc2+
              • 3...Ka2
                • 4.Ra8#
            • 3.Bd3+
              • 3...Ka2
                • 4.Ra8#
            • 3.Be4+
              • 3...Ka2
                • 4.Ra8#
            • 3.Bxf5+
              • 3...Ka2
                • 4.Ra8#
            • 3.Ra8+
              • 3...Ba2
                • 4.Sb3#
                • 4.Bxa2#
                • 4.Bc2#
                • 4.Bd3#
                • 4.Be4#
                • 4.Bxf5#
                • 4.Rxa2#
      • 1...d3
        • 2.Bc2+
          • 2...Ka2
            • 3.Rb1
              • threat
                • 4.Sc3#
              • 3...Qb3
                • 4.Bxb3#
              • 3...Qc4
                • 4.Ra8#
              • 3...Qc8
                • 4.Bb3#
      • 1...b6
        • 2.Bxf5+
          • 2...Ka2
            • 3.Be6+
              • 3...Qxe6
                • 4.Ra8#

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).