Problem Display
PID: 140288 (1B6/3p4/1p6/2p5/5R2/2p5/4R1P1/K5k1 w - - 0 1)

Lobodinski, Grigory Vasilevich

Shakhmaty v SSSR, 1949

1B6/3p4/1p6/2p5/5R2/2p5/4R1P1/K5k1

#4

5 + 5


SOLUTION


  • SOUND
  • Keys
    • 1.Rc2!
      • threat
        • 2.Re4
          • threat
            • 3.Re1#
          • 2...Kf1
            • 3.Bg3
              • threat
                • 4.Re1#
              • 3...Kg1
                • 4.Re1#
          • 2...d6
            • 3.Re1+
              • 3...Kh2
                • 4.Bxd6#
      • 1...d5
        • 2.Rff2
          • threat
            • 3.Bg3
              • threat
                • 4.Rc1#
              • 3...Kh1
                • 4.Rc1#
                • 4.Rf1#
        • 2.Ra4
          • threat
            • 3.Raa2
              • threat
                • 4.Rc1#
              • 3...Kf1
                • 4.Rc1#
              • 3...Kh1
                • 4.Rc1#
          • 2...Kf1
            • 3.Raa2
              • threat
                • 4.Rc1#
              • 3...Ke1
                • 4.Rc1#
              • 3...Kg1
                • 4.Rc1#
          • 2...Kh1
            • 3.Raa2
              • threat
                • 4.Rc1#
              • 3...Kg1
                • 4.Rc1#
      • 1...d6
        • 2.Rf6
          • threat
            • 3.Rxd6
              • threat
                • 4.Rd1#
              • 3...Kf1
                • 4.Rd1#
              • 3...Kh1
                • 4.Rd1#
              • 3...Kh2
                • 4.Rd1#
          • 2...Kh1
            • 3.Rf1+
              • 3...Kh2
                • 4.Bxd6#
            • 3.Rxd6
              • threat
                • 4.Rd1#
              • 3...Kg1
                • 4.Rd1#
              • 3...Kh2
                • 4.Rd1#
          • 2...Kh2
            • 3.Rxd6
              • threat
                • 4.Rd1#
              • 3...Kg1
                • 4.Rd1#
              • 3...Kh1
                • 4.Rd1#
              • 3...Kg3
                • 4.Rd4#
          • 2...d5
            • 3.Rxb6
              • threat
                • 4.Rb1#
              • 3...Kf1
                • 4.Rb1#
              • 3...Kh1
                • 4.Rb1#

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).