transfers.txt: Rules for making connections at transfer points between routes.
| Column |
|---|
| from_stop_id |
| to_stop_id |
| transfer_type |
| min_transfer_time |
from_stop_id,to_stop_id,transfer_type,min_transfer_time 5002,817,2,420 5002,5006,2,300 5006,684,2,300 5006,817,2,420