Problem Display
PID: 41481 (5Q2/1r3p2/p7/P1PPP3/kp4pr/5p1b/1K1B1PR1/1NN3R1 w - - 0 1)

Baum, A

Recomm., BCF 031. Ty., 1939-1940

5Q2/1r3p2/p7/P1PPP3/kp4pr/5p1b/1K1B1PR1/1NN3R1

#5

12 + 9


SOLUTION


  • SOUND
  • Keys
    • 1.Qh6!
      • threat
        • 2.Qf4
          • threat
            • 3.Sc3+
              • 3...Kxa5
                • 4.Sb3#
            • 3.Sb3
              • threat
                • 4.Sc3#
              • 3...Kb5
                • 4.Qxb4#
          • 2...Kxa5
            • 3.Sb3+
              • 3...Ka4
                • 4.Sc3#
              • 3...Kb5
                • 4.Qxb4#
      • 1...Kxa5
        • 2.Qc6
          • threat
            • 3.Sb3#
          • 2...Rb5
            • 3.Sb3+
              • 3...Ka4
                • 4.Qxa6+
                  • 4...Ra5
                    • 5.Qxa5#
            • 3.Kb3
              • threat
                • 4.Qc7+
                  • 4...Rb6
                    • 5.Qxb6#
              • 3...Rh6
                • 4.Sa3
                  • threat
                    • 5.Sc4#
                  • 4...Rxc5
                    • 5.Bxb4#
                    • 5.Qxc5#
      • 1...Kb5
        • 2.Qc6+
          • 2...Kc4
            • 3.Be3
              • threat
                • 4.Sd2#
              • 3...b3
                • 4.Sa3+
                  • 4...Kb4
                    • 5.Bd2#
                • 4.Qxb7
                  • threat
                    • 5.Sd2#
                    • 5.Sa3#
                    • 5.Qxb3#
      • 1...Rxh6
        • 2.Rxg4
          • threat
            • 3.Sc3+
              • 3...Kxa5
                • 4.Sb3#
          • 2...Kb5
            • 3.Bxb4
              • threat
                • 4.Sc3#
              • 3...Bxg4
                • 4.Rxg4
                  • threat
                    • 5.Sc3#
                  • 4...Ka4
                    • 5.Sc3#
                • 4.Kb3
                  • threat
                    • 5.Sa3#
                    • 5.Sc3#
          • 2...Bxg4
            • 3.Rxg4
              • threat
                • 4.Sc3+
                  • 4...Kxa5
                    • 5.Sb3#
                • 4.Sb3
                  • threat
                    • 5.Sc3#
                  • 4...Kb5
                    • 5.Rxb4#
              • 3...Kxa5
                • 4.Sb3+
                  • 4...Ka4
                    • 5.Sc3#
                  • 4...Kb5
                    • 5.Rxb4#
              • 3...Kb5
                • 4.Bxb4
                  • threat
                    • 5.Sc3#
                  • 4...Ka4
                    • 5.Sc3#
      • 1...g3
        • 2.Qxh4
          • threat
            • 3.Sc3+
              • 3...Kxa5
                • 4.Sb3#
          • 2...Bg4
            • 3.Qxg4
              • threat
                • 4.Sc3+
                  • 4...Kxa5
                    • 5.Sb3#
                • 4.Sb3
                  • threat
                    • 5.Sc3#
                  • 4...Kb5
                    • 5.Qxb4#
              • 3...Kxa5
                • 4.Sb3+
                  • 4...Ka4
                    • 5.Sc3#
                  • 4...Kb5
                    • 5.Qxb4#

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).