nnotationSet instead of `start` and `end`
          (see gatenlp._utils.support_annotation_or_set)

        Args:
          start: start offset of span
          end: end offset of span

        Returns:
          size of gap

        &#34;&#34;&#34;
        if self.start &lt; start:
            # ann1start = self.start
            ann1end = self.end
            ann2start = start
            # ann2end = end
        else:
            ann2start = self.start
            # ann2end = self.end
            # ann1s