code: @Nonnull
      public Section addDataSection(@Nullable SoftwareSystem softwareSystem, @Nonnull Format format, @Nonnull String content) {
          return addSection(softwareSystem, "Data", format, content);
      }
docs: Adds a "Data" section relating to a {@link SoftwareSystem}.
  
  @param softwareSystem    the {@link SoftwareSystem} the documentation content relates to
  @param format            the {@link Format} of the documentation content
  @param content           a String containing the documentation content
  @return                  a documentation {@link Section}