Problem Display
PID: 125187 (kBQ5/6K1/1p4p1/8/8/1rp5/n7/8 w - - 0 1)

Miltner, Vratislav

Sachove umeni (Ceskoslovensky sach), 1979

kBQ5/6K1/1p4p1/8/8/1rp5/n7/8

#4

3 + 6


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Kg8!
      • threat
        • 2.Qc7
          • threat
            • 3.Qa7#
          • 2...Ra3
            • 3.Ba7
              • threat
                • 4.Qb8#
              • 3...Rxa7
                • 4.Qc8#
      • 1...Ra3
        • 2.Bc7+
          • 2...Ka7
            • 3.Qb8+
              • 3...Ka6
                • 4.Qxb6#
      • 1...Rb4
        • 2.Qc7
          • threat
            • 3.Qa7#
          • 2...Ra4
            • 3.Ba7
              • threat
                • 4.Qb8#
              • 3...Rxa7
                • 4.Qc8#
      • 1...Rb5
        • 2.Bh2+
          • 2...Ka7
            • 3.Qb8+
              • 3...Ka6
                • 4.Qa8#
        • 2.Bg3+
          • 2...Ka7
            • 3.Qb8+
              • 3...Ka6
                • 4.Qa8#
        • 2.Bf4+
          • 2...Ka7
            • 3.Qb8+
              • 3...Ka6
                • 4.Qa8#
        • 2.Be5+
          • 2...Ka7
            • 3.Qb8+
              • 3...Ka6
                • 4.Qa8#
        • 2.Bd6+
          • 2...Ka7
            • 3.Qb8+
              • 3...Ka6
                • 4.Qa8#
        • 2.Bc7+
          • 2...Ka7
            • 3.Qb8+
              • 3...Ka6
                • 4.Qa8#
        • 2.Qc7
          • threat
            • 3.Qa7#
          • 2...Ra5
            • 3.Ba7
              • threat
                • 4.Qb8#
              • 3...Rxa7
                • 4.Qc8#
      • 1...Sb4
        • 2.Bc7+
          • 2...Ka7
            • 3.Qb8+
              • 3...Ka6
                • 4.Qxb6#

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).