Show the train name and station name for each train
select t2.name, t3.name from train_station as t1 join station as t2 on t1.station_id = t2.station_id join train as t3 on t3.train_id = t1.train_id
Give me total passengers on each station
select total_passengers from station
Give me main services for each station
select main_services from station