def get_activity_query_record(self, activity_record_type=None):
raise errors.Unimplemented()<EOL>
Gets the activity query record corresponding to the given ``Activity`` record ``Type``.

        Multiple retrievals produce a nested ``OR`` term.

        arg:    activity_record_type (osid.type.Type): an activity query
                record type
        return: (osid.learning.records.ActivityQueryRecord) - the
                activity query record
        raise:  NullArgument - ``activity_record_type`` is ``null``
        raise:  OperationFailed - unable to complete request
        raise:  Unsupported - ``has_record_type(activity_record_type)``
                is ``false``
        *compliance: mandatory -- This method must be implemented.*