from_stop_id,to_stop_id,transfer_type,min_transfer_time
2,138,1,
5,765,1,
18,18,1,
47,18,1,
47,123,1,
57,57,1,
65,65,1,
65,67,1,
67,65,1,
81,223,1,
84,561,1,
85,517,1,
120,120,1,
123,47,1,
127,128,1,
147,147,1,
223,872,1,
243,872,1,
276,596,1,
365,432,1,
432,434,1,
434,434,1,
517,276,1,
561,84,1,
571,84,1,
571,891,1,
596,85,1,
738,123,1,
763,763,1,
835,835,1,
841,841,1,
843,835,1,
891,561,1,
891,571,1,
