Problem Display
PID: 216523 (8/8/8/3p4/3P4/2K1Q3/3p4/2k1b3 w - - 0 1)

Guttmann, Erwin Moritz Herbert

Die Schwalbe, 1960

8/8/8/3p4/3P4/2K1Q3/3p4/2k1b3

#5

3 + 4


6490 yacpdb 2020

SOLUTION


  • SOUND
  • Keys
    • 1.Qh6!
      • 1...Kb1
        • 2.Qb6+
          • 2...Kc1
            • 3.Qb2+
              • 3...Kd1
                • 4.Kd3
                  • threat
                    • 5.Qa1#
                    • 5.Qb1#
                    • 5.Qc2#
      • 1...Kd1
        • 2.Qa6
          • threat
            • 3.Kd3
              • threat
                • 4.Qa1#
              • 3...Kc1
                • 4.Qa1#
            • 3.Qd3
              • 3...Kc1
                • 4.Qc2#
              • 3...Bf2
                • 4.Qxd2#
              • 3...Bg3
                • 4.Qxd2#
              • 3...Bh4
                • 4.Qxd2#
          • 2...Bf2
            • 3.Qf1+
              • 3...Be1
                • 4.Qd3
                  • 4...Kc1
                    • 5.Qc2#
                  • 4...Bf2
                    • 5.Qxd2#
                  • 4...Bg3
                    • 5.Qxd2#
                  • 4...Bh4
                    • 5.Qxd2#
          • 2...Bg3
            • 3.Qf1+
              • 3...Be1
                • 4.Qd3
                  • 4...Kc1
                    • 5.Qc2#
                  • 4...Bf2
                    • 5.Qxd2#
                  • 4...Bg3
                    • 5.Qxd2#
                  • 4...Bh4
                    • 5.Qxd2#
          • 2...Bh4
            • 3.Qf1+
              • 3...Be1
                • 4.Qd3
                  • 4...Kc1
                    • 5.Qc2#
                  • 4...Bf2
                    • 5.Qxd2#
                  • 4...Bg3
                    • 5.Qxd2#
                  • 4...Bh4
                    • 5.Qxd2#

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).