Problem Display
PID: 256607 (8/2NKN3/1p5p/8/p1k1p1pr/1pB1Rp1r/2P1p3/8 w - - 0 1)

Grande, Joralf

Problem (Zagreb), 1969

8/2NKN3/1p5p/8/p1k1p1pr/1pB1Rp1r/2P1p3/8

#3

6 + 11


6490 yacpdb 2021

SOLUTION


  • SOUND
  • Tries
    • 1.Rxe4+?
      • 1...Kc5
        • 2.Bb4#
      • 1...Kxc3!
  • Keys
    • 1.Be1!
      • threat
        • 2.Rxe4+
          • 2...Kc5
            • 3.Bf2#
            • 3.Bb4#
      • 1...Kd4
        • 2.Sc6+
          • 2...Kxe3
            • 3.Sd5#
          • 2...Kc4
            • 3.Rc3#
          • 2...Kc5
            • 3.Rc3#
      • 1...Kc5
        • 2.Rxe4
          • threat
            • 3.Bf2#
            • 3.Bb4#
      • 1...bxc2
        • 2.Rc3+
          • 2...Kb4
            • 3.Sc6#
          • 2...Kd4
            • 3.Sc6#
      • 1...Rh2
        • 2.Sc6
          • threat
            • 3.Rc3#
          • 2...Kc5
            • 3.Rc3#
        • 2.Rxe4+
          • 2...Kc5
            • 3.Bb4#
      • 1...f2
        • 2.Rxe4+
          • 2...Kc5
            • 3.Bb4#
      • 1...g3
        • 2.Sc6
          • threat
            • 3.Rc3#
          • 2...Kc5
            • 3.Rc3#
      • 1...b5
        • 2.Rxe4+
          • 2...Kc5
            • 3.Bf2#

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).