pair,contact1,contact2,flow1,flow2 3alc_A_,1,4,1,1 3alc_A_,11,13,1,1 3alc_A_,12,28,1,1 3alc_A_,14,18,1,1 3alc_A_,15,18,1,1 3alc_A_,15,19,1,1 3alc_A_,15,52,1,1 3alc_A_,15,55,1,1 3alc_A_,16,20,1,1 3alc_A_,17,22,1,1 3alc_A_,18,21,1,1 3alc_A_,25,42,1,1 3alc_A_,29,33,1,1 3alc_A_,30,34,1,1 3alc_A_,31,35,1,1 3alc_A_,32,36,1,1 3alc_A_,33,37,1,1 3alc_A_,34,39,1,1 3alc_A_,41,45,1,1 3alc_A_,42,46,1,1 3alc_A_,43,47,1,1 3alc_A_,44,49,1,1 3alc_A_,46,48,1,1 3alc_A_,53,57,1,1 3alc_A_,54,58,1,1 3alc_A_,55,59,1,1 3alc_A_,57,63,1,1 3alc_A_,58,63,1,1 3alc_A_,61,63,1,1