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 1683,2640,2,300 1683,2918,2,300 1683,3172,2,300 1683,4396,2,300