Problem Display
PID: 277036 (8/8/8/1Q6/6b1/1B6/4rp1K/5k2 w - - 0 1)

Pypa, Volodimir Iosifovich

Comm., Buletin Problemistic, 1986

8/8/8/1Q6/6b1/1B6/4rp1K/5k2

#4

3 + 4


6490 yacpdb 2024

SOLUTION


  • SOUND
  • Keys
    • 1.Qd3!
      • threat
        • 2.Qd1+
          • 2...Re1
            • 3.Bc4+
              • 3...Be2
                • 4.Bxe2#
      • 1...Bf3
        • 2.Qd1+
          • 2...Re1
            • 3.Bc4+
              • 3...Be2
                • 4.Bxe2#
      • 1...Bf5
        • 2.Qd1+
          • 2...Re1
            • 3.Bc4+
              • 3...Bd3
                • 4.Bxd3#
      • 1...Bh5
        • 2.Qd1+
          • 2...Re1
            • 3.Bc4+
              • 3...Be2
                • 4.Bxe2#
      • 1...Be6
        • 2.Bc4
          • threat
            • 3.Qb1#
            • 3.Qxe2#
            • 3.Qd1#
          • 2...Bxc4
            • 3.Qxc4
              • 3...Ke1
                • 4.Qc1#

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).