SELECT t1.name FROM train AS t1 JOIN route AS t2 ON t1.id  =  t2.train_id GROUP BY t2.train_id ORDER BY count(*) DESC LIMIT 1
Find the name of the train whose route runs through greatest number of stations.
SELECT t1.name FROM train AS t1 JOIN route AS t2 ON t1.id = t2.train_id GROUP BY t2.train_id ORDER BY count ( * ) DESC LIMIT 1
select t1 . name from train as t1 join route as t2 on t1 . id = t2 . train_id group by t2 . train_id order by count ( * ) desc limit value
Find the name of the train whose route runs through greatest number of stations .