code: def has_relationship(self, left_id, left_type, right_id, right_type,
                           rel_type='Related To'):
          
          data = self.get_object(left_id, left_type)
          if not data:
              raise CRITsOperationalError('Crits Object not found with id {}'
                                          'and type {}'.format(left_id,
                                                               left_type))
          if 'relationships' not in data:
              return False
          for relationship in data['relationships']:
              if relationship['relationship'] != rel_type:
                  continue
              if relationship['value'] != right_id:
                  continue
              if relationship['type'] != right_type:
                  continue
              return True
          return False
docs: Checks if the two objects are related
  
          Args:
              left_id: The CRITs ID of the first indicator
              left_type: The CRITs TLO type of the first indicator
              right_id: The CRITs ID of the second indicator
              right_type: The CRITs TLO type of the second indicator
              rel_type: The relationships type ("Related To", etc)
          Returns:
              True or False if the relationship exists or not.