What are the annual entry exit of station id 1?
select annual_entry_exit from station where station_id = "1"
Find the total passengers of station id 1 and 2?
select total_passengers from station where station_id = "1" or station_id = "2"
What are the names of the stations which serve both "Ananthapuri Express" and "Guruvayur Express" train?
select t2.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 where t3.name = "Ananthapuri Express" intersect select t2.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 where t3.name = "Guruvayur Express"