pair,contact1,contact2,flow1,flow2 4yhh_R_,6,10,1,1 4yhh_R_,8,42,1,1 4yhh_R_,8,47,1,1 4yhh_R_,15,17,1,1 4yhh_R_,16,54,1,1 4yhh_R_,21,24,1,1 4yhh_R_,24,27,1,1 4yhh_R_,28,36,1,1 4yhh_R_,30,32,1,1 4yhh_R_,30,34,1,1 4yhh_R_,36,48,1,1 4yhh_R_,37,40,1,1 4yhh_R_,37,41,1,1 4yhh_R_,38,42,1,1 4yhh_R_,41,48,1,1 4yhh_R_,44,46,1,1 4yhh_R_,44,48,1,1 4yhh_R_,46,49,1,1 4yhh_R_,46,50,1,1 4yhh_R_,47,50,1,1 4yhh_R_,47,51,1,1 4yhh_R_,50,54,1,1 4yhh_R_,54,57,1,1 4yhh_R_,54,58,1,1 4yhh_R_,57,61,1,1 4yhh_R_,58,64,1,1 4yhh_R_,59,65,1,1 4yhh_R_,61,63,1,1 4yhh_R_,67,68,1,1