from_stop_id,to_stop_id,transfer_type
H00010P,H00027C,
H00027C,H00010P,
H00032P,H00035P,
H00035P,H00032P,
H00070P,H00071P,
H00071P,H00070P,
H00113P,H00115P,
H00115P,H00113P,
H00128P,H00129P,
H00129P,H00128P,
H00160P,H00181P,
H00181P,H00160P,
H00269P,H00270P,
H00270P,H00269P,
