from_stop_id,to_stop_id,transfer_type,min_transfer_time
3449152,3449152,1,
3878908,3878908,1,
3878908,3878909,1,
3878908,3878910,1,
3878908,3878912,1,
3878908,3878913,1,
3878909,3878908,1,
3878909,3878909,1,
3878909,3878910,0,
3878909,3878912,1,
3878909,3878913,1,
3878910,3878908,1,
3878910,3878909,0,
3878910,3878910,1,
3878910,3878912,1,
3878910,3878913,1,
3878912,3878908,1,
3878912,3878909,1,
3878912,3878910,1,
3878912,3878912,1,
3878912,3878913,0,
3878913,3878908,1,
3878913,3878909,1,
3878913,3878910,1,
3878913,3878912,0,
3878913,3878913,1,
811672,811672,1,
811672,811765,1,
811696,811696,0,
811756,811756,0,
811765,811672,1,
811767,811767,0,
811771,811771,1,
