RightTupleList rightTuples = query.getResultInsertRightTupleList();
if ( rightTuples == null ) {
rightTuples = new RightTupleList();
query.setResultInsertRightTupleList( rightTuples );
QueryResultInsertAction evalAction = new QueryResultInsertAction( context,
this.factHandle,
leftTuple,
this.node );
context.getQueue2().addFirst( evalAction );
}