"from_stop_id","to_stop_id","transfer_type","min_transfer_time"
"105503-23911_01","105503-23911_02","0",""
"105503-23911_02","105503-23911_01","0",""
"105503-23907_02","105503-23907_03","0",""
"105503-23907_02","105503-23907_04","0",""
"105503-23907_03","105503-23907_02","0",""
"105503-23907_03","105503-23907_04","0",""
"105503-23907_04","105503-23907_02","0",""
"105503-23907_04","105503-23907_03","0",""
