from_stop_id,from_route_id,to_stop_id,to_route_id,transfer_type,min_transfer_time
99603,100479,99610,2LINE,,
99610,100479,99603,2LINE,,
99603,2LINE,99610,100479,,
99610,2LINE,99603,100479,,
621,100479,623,2LINE,2,120
623,100479,621,2LINE,2,120
621,2LINE,623,100479,2,120
623,2LINE,621,100479,2,120
