from_stop_id,to_stop_id,transfer_type
110_01,148_01,
137_01,137_01,
148_01,110_01,
14_04,14_04,
18_01,18_01,
18_01,18_02,
18_02,18_01,
1_01,1_01,
33_01,33_01,
35_01,35_01,
68_01,68_01,
86_01,86_02,
86_01,86_03,
86_02,86_01,
86_03,86_01,
92_01,92_01,
