from_stop_id,to_stop_id,transfer_type,min_transfer_time
59:00254,59:02673,1,0
59:00461,59:02876,1,0
59:02673,59:00254,1,0
59:02673,59:02673,1,0
59:02851,59:02851,1,0
59:02874,59:02876,1,0
59:02876,59:00461,1,0
59:02880,59:02876,1,0
