Problem Display
PID: 167908 (8/8/6pp/2pR4/4p3/8/K2R4/2k5 w - - 0 1)

Martin, Godefroy Jose

3rd HM., Schach-Magazin, 1947

8/8/6pp/2pR4/4p3/8/K2R4/2k5

#3

3 + 5


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Tries
    • 1.Kb3?
      • threat
        • 2.Rd1#
      • 1...Kb1
        • 2.Rd1#
      • 1...c4+!
    • 1.Rf2?
      • 1...e3
        • 2.Rf4
          • threat
            • 3.Rc4#
          • 2...Kc2
            • 3.Rc4#
          • 2...c4
            • 3.Rxc4#
      • 1...c4
        • 2.Rb5
          • threat
            • 3.Rb1#
          • 2...Kd1
            • 3.Rb1#
      • 1...h5
        • 2.Rg5
          • threat
            • 3.Rg1#
          • 2...Kd1
            • 3.Rg1#
      • 1...g5!
    • 1.Rg2?
      • 1...e3
        • 2.Rg4
          • threat
            • 3.Rc4#
          • 2...Kc2
            • 3.Rc4#
          • 2...c4
            • 3.Rxc4#
      • 1...c4
        • 2.Rb5
          • threat
            • 3.Rb1#
          • 2...Kd1
            • 3.Rb1#
      • 1...g5
        • 2.Rf5
          • threat
            • 3.Rf1#
          • 2...Kd1
            • 3.Rf1#
      • 1...h5!
    • 1.R2d4?
      • threat
        • 2.Rc4#
        • 2.Rxc5#
      • 1...Kc2
        • 2.Rc4#
        • 2.Rxc5#
      • 1...c4
        • 2.Rxc4#
      • 1...cxd4!
  • Keys
    • 1.Rh2!
      • 1...e3
        • 2.Rh4
          • threat
            • 3.Rc4#
          • 2...Kc2
            • 3.Rc4#
          • 2...c4
            • 3.Rxc4#
      • 1...c4
        • 2.Rb5
          • threat
            • 3.Rb1#
          • 2...Kd1
            • 3.Rb1#
      • 1...g5
        • 2.Rf5
          • threat
            • 3.Rf1#
          • 2...Kd1
            • 3.Rf1#
      • 1...h5
        • 2.Rg5
          • threat
            • 3.Rg1#
          • 2...Kd1
            • 3.Rg1#

FEATURES


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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).