from_stop_id,to_stop_id,transfer_type,min_transfer_time
TCATA_0,TCATA_0,2,540
B1_1,B1_1,2,660
B1_5,R1_9,2,1140
R1_9,B1_5,2,660
B1_4,R1_10,2,1260
R1_10,B1_4,2,480
