pair,contact1,contact2,flow1,flow2
3id5_D_,11,31,1,1
3id5_D_,12,30,1,1
3id5_D_,13,29,1,1
3id5_D_,14,25,1,1
3id5_D_,14,28,1,1
3id5_D_,15,24,1,1
3id5_D_,16,23,1,1
3id5_D_,17,22,1,1
3id5_D_,18,21,1,1
3id5_D_,18,22,1,1