pair,contact1,contact2,flow1,flow2 1uhc_A_,16,38,1,1 1uhc_A_,17,70,1,1 1uhc_A_,18,35,1,1 1uhc_A_,18,36,1,1 1uhc_A_,19,68,1,1 1uhc_A_,22,32,1,1 1uhc_A_,26,29,1,1 1uhc_A_,28,63,1,1 1uhc_A_,33,36,1,1 1uhc_A_,36,37,1,1 1uhc_A_,39,56,1,1 1uhc_A_,41,54,1,1 1uhc_A_,42,54,1,1 1uhc_A_,45,49,1,1 1uhc_A_,49,52,1,1 1uhc_A_,51,66,1,1 1uhc_A_,53,64,1,1 1uhc_A_,55,62,1,1 1uhc_A_,65,68,1,1