<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def entries(self, region, queue, tier, division):
 """ Get all the league entries :param string region: the region to execute this request on :param string queue: the queue to query, i.e. RANKED_SOLO_5x5 :param string tier: the tier to query, i.e. DIAMOND :param string division: the division to query, i.e. III :returns: Set[LeagueEntryDTO] """

        url, query = LeagueApiV4Urls.entries(
            region=region, queue=queue, tier=tier, division=division
        )
        return self._raw_request(self.entries.__name__, region, url, query)