Problem Display
PID: 167782 (K2b4/1p1b4/4p3/4R1n1/8/p4r2/kP3R2/3Q4 w - - 0 1)

Barda, Olaf Martinius (AKA OM Olsen)

Problemisten, 1947

K2b4/1p1b4/4p3/4R1n1/8/p4r2/kP3R2/3Q4

#3

5 + 8


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Sets
    • 1...Rc3
      • 2.bxc3#
    • 1...Rd3
      • 2.b3+
        • 2...Rd2
          • 3.Rxd2#
      • 2.b4+
        • 2...Rd2
          • 3.Rxd2#
    • 1...Re3
      • 2.b3+
        • 2...Re2
          • 3.Rfxe2#
          • 3.Rexe2#
      • 2.b4+
        • 2...Re2
          • 3.Rfxe2#
          • 3.Rexe2#
    • 1...Rg3
      • 2.b3#
      • 2.b4#
    • 1...Rh3
      • 2.b3#
      • 2.b4#
  • Keys
    • 1.Re3!
      • threat
        • 2.Qb3+
          • 2...Ka1
            • 3.Re1#
          • 2...Kb1
            • 3.Re1#
      • 1...Rxe3
        • 2.b3+
          • 2...Re2
            • 3.Rxe2#
        • 2.b4+
          • 2...Re2
            • 3.Rxe2#
      • 1...axb2
        • 2.Qb3+
          • 2...Ka1
            • 3.Qxb2#
          • 2...Kb1
            • 3.Re1#
            • 3.Qxb2#
      • 1...Ba4
        • 2.Rxa3+
          • 2...Rxa3
            • 3.b3#
      • 1...Ba5
        • 2.Rxa3+
          • 2...Rxa3
            • 3.b4#

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).