pair,contact1,contact2,flow1,flow2
5yiq_D_,3,5,1,1
5yiq_D_,8,11,1,1
5yiq_D_,8,12,1,1
5yiq_D_,9,13,1,1
5yiq_D_,10,14,1,1
5yiq_D_,11,15,1,1