from_stop_id,to_stop_id,transfer_type,min_transfer_time
96,1,1,
2,96,1,
1,96,1,
1,2,1,
96,2,1,
2,1,1,
236,236,1,
33,33,1,
57,57,1,
33,34,2,180
34,33,2,180
326,326,1,
27,27,1,
28,28,1,
177,177,1,
89,87,1,
75,280,1,
87,89,1,
75,75,1,
12,13,1,
13,12,1,
72,71,2,300
158,158,1,
71,72,2,300
70,69,2,300
326,57,1,
69,70,2,300
88,88,1,
35,36,1,
36,35,1,
27,28,1,
28,27,1,
