from_stop_id,to_stop_id,from_route_id,to_route_id,transfer_type,min_transfer_time
lccst,lccst,,,2,180
lkstc,lkstc,109,209,2,180
lkstc,lkstc,209,109,2,180
swi5pr,swi5pr,905,907,,
swi5pr,swi5pr,907,905,,
