"from_stop_id","to_stop_id","transfer_type","min_transfer_time"
"101512-1019_01","101512-1019_02","0",""
"101512-1019_02","101512-1019_01","0",""
"101512-7078_01","101512-7078_02","0",""
"101512-7078_02","101512-7078_01","0",""
