Problem Display
PID: 257174 (N2K2R1/b6p/p1P2p1B/k2p1p1r/2r2p2/2P4p/1QBP4/8 w - - 0 1)

Rezinkin, Valery Ivanovich

1st Prize, Komsomolskoe znamya, 1975

N2K2R1/b6p/p1P2p1B/k2p1p1r/2r2p2/2P4p/1QBP4/8

#4

9 + 11


6490 yacpdb 2022

SOLUTION


  • SOUND
  • Keys
    • 1.Rg1!
      • threat
        • 2.Ra1+
          • 2...Ra4
            • 3.Rxa4#
            • 3.Qb4#
      • 1...Bxg1
        • 2.Bxf4
          • threat
            • 3.Bc7+
              • 3...Bb6
                • 4.Bxb6#
                • 4.Qxb6#
          • 2...Rxf4
            • 3.d4
              • threat
                • 4.Qb4#
                • 4.Qb6#
          • 2...Bf2
            • 3.Bc7+
              • 3...Bb6
                • 4.Bxb6#
                • 4.Qxb6#
          • 2...Be3
            • 3.Bc7+
              • 3...Bb6
                • 4.Bxb6#
                • 4.Qxb6#
            • 3.Bxe3
              • threat
                • 4.Bb6#
                • 4.Qb6#
              • 3...Rxc6
                • 4.Qb4#
              • 3...Rb4
                • 4.Qxb4#
            • 3.dxe3
              • threat
                • 4.Bc7#
                • 4.Qb6#
              • 3...Rxc6
                • 4.Qb4#
              • 3...Rb4
                • 4.Qxb4#
          • 2...Bd4
            • 3.Bc7+
              • 3...Bb6
                • 4.Bxb6#
                • 4.Qxb6#
          • 2...Bc5
            • 3.Bc7+
              • 3...Bb6
                • 4.Bxb6#
                • 4.Qxb6#
          • 2...Ba7
            • 3.Bc7+
              • 3...Bb6
                • 4.Bxb6#
                • 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).