<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def related_identifiers(self):
 """Yield related identifiers."""

        yield dict(
            identifier=u'https://github.com/{0}/tree/{1}'.format(
                self.repository['full_name'], self.release['tag_name']
            ),
            relation='isSupplementTo',
        )