from_stop_id,to_stop_id,transfer_type,min_transfer_time
14_14,14_14,1,
14_60,14_14,1,
14_16,14_16,1,
333,333,1,
30E_7,30E_7,1,
22_5,22_5,1,
14_43,14_43,1,
30E_29,30E_29,1,
111,111,1,
