MESON Chess Problem Database

Problem Display
PID: 186765 (K4bQr/R1Bp4/1N6/2pp1r2/Pkp1pp2/pb6/n2P4/2N5 w - - 0 1)

Shavirin, Valery Mikhailovich

Troll, 2018

K4bQr/R1Bp4/1N6/2pp1r2/Pkp1pp2/pb6/n2P4/2N5

#4

8 + 13

SOLUTION

  • SOUND
  • Keys
    • 1.Rb7!
      • threat
        • 2.Sxa2+
          • 2...Bxa2
            • 3.Sxd5+
              • 3...Kxa4
                • 4.Sc3#
      • 1...Ka5
        • 2.Sxa2
          • threat
            • 3.Ra7#
          • 2...Bxa2
            • 3.Sxd5+
              • 3...Kxa4
                • 4.Sc3#
              • 3...Ka6
                • 4.Ra7#
          • 2...Bxa4
            • 3.Sxc4+
              • 3...Ka6
                • 4.Rb6#
            • 3.Sxd7+
              • 3...Ka6
                • 4.Sb8#
      • 1...Rh3
        • 2.Sxd7+
          • 2...Kxa4
            • 3.Sxc5+
              • 3...Bxc5
                • 4.Qe8#
      • 1...Bd1
        • 2.Sxd5+
          • 2...Kxa4
            • 3.Sc3+
              • 3...Sxc3
                • 4.Qxc4#
      • 1...Bc2
        • 2.Sxd5+
          • 2...Kxa4
            • 3.Sc3+
              • 3...Sxc3
                • 4.Qxc4#
      • 1...c3
        • 2.Sxd5+
          • 2...Kxa4
            • 3.Sxc3+
              • 3...Sxc3
                • 4.Qxb3#
          • 2...Kc4
            • 3.Se3+
              • 3...Kd4
                • 4.Sxf5#
      • 1...d4
        • 2.Sxc4+
          • 2...Kxa4
            • 3.Sb2+
              • 3...axb2
                • 4.Qxb3#

FEATURES

NOT CLASSIFIED
HTML5 logo

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).