Problem Display
PID: 120566 (8/8/8/p7/p5B1/P3r3/3B1p1p/2N2k1K w - - 0 1)

Popandopulo, Avenir Nikolaevich

Comm., Problem (Zagreb), 1959

8/8/8/p7/p5B1/P3r3/3B1p1p/2N2k1K

#5

5 + 6


6490 yacpdb 2009

SOLUTION


  • SOUND
  • Keys
    • 1.Bd1!
      • threat
        • 2.Bxa4
          • threat
            • 3.Bb5+
              • 3...Re2
                • 4.Bxe2#
              • 3...Rd3
                • 4.Bxd3#
          • 2...Re5
            • 3.Bd7
              • threat
                • 4.Bh3#
              • 3...Re3
                • 4.Bb5+
                  • 4...Re2
                    • 5.Bxe2#
                  • 4...Rd3
                    • 5.Bxd3#
              • 3...Rf5
                • 4.Bxf5
                  • 4...a4
                    • 5.Bd3#
                    • 5.Bh3#
              • 3...Rg5
                • 4.Bh3+
                  • 4...Rg2
                    • 5.Bxg2#
              • 3...Rh5
                • 4.Bg4
                  • threat
                    • 5.Be2#
                  • 4...Re5
                    • 5.Bh3#
              • 3...Re6
                • 4.Bb5+
                  • 4...Re2
                    • 5.Bxe2#
                • 4.Bxe6
                  • 4...a4
                    • 5.Bh3#
                    • 5.Bc4#
      • 1...Re1
        • 2.Bxa4
          • threat
            • 3.Bb5+
              • 3...Re2
                • 4.Bxe2#
          • 2...Re5
            • 3.Bd7
              • threat
                • 4.Bh3#
              • 3...Re3
                • 4.Bb5+
                  • 4...Re2
                    • 5.Bxe2#
                  • 4...Rd3
                    • 5.Bxd3#
              • 3...Rf5
                • 4.Bxf5
                  • 4...a4
                    • 5.Bd3#
                    • 5.Bh3#
              • 3...Rg5
                • 4.Bh3+
                  • 4...Rg2
                    • 5.Bxg2#
              • 3...Rh5
                • 4.Bg4
                  • threat
                    • 5.Be2#
                  • 4...Re5
                    • 5.Bh3#
              • 3...Re6
                • 4.Bb5+
                  • 4...Re2
                    • 5.Bxe2#
                • 4.Bxe6
                  • 4...a4
                    • 5.Bh3#
                    • 5.Bc4#

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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).