pair,contact1,contact2,flow1,flow2 6ahd_r_,1,4,1,1 6ahd_r_,1,5,1,1 6ahd_r_,4,8,1,1 6ahd_r_,6,9,1,1 6ahd_r_,7,10,1,1 6ahd_r_,11,28,1,1 6ahd_r_,14,26,1,1 6ahd_r_,15,72,1,1 6ahd_r_,16,24,1,1 6ahd_r_,17,69,1,1 6ahd_r_,17,70,1,1 6ahd_r_,18,22,1,1 6ahd_r_,19,67,1,1 6ahd_r_,21,47,1,1 6ahd_r_,23,45,1,1 6ahd_r_,25,43,1,1 6ahd_r_,27,40,1,1 6ahd_r_,29,38,1,1 6ahd_r_,30,38,1,1 6ahd_r_,32,35,1,1 6ahd_r_,32,36,1,1 6ahd_r_,37,63,1,1 6ahd_r_,39,61,1,1 6ahd_r_,41,58,1,1 6ahd_r_,42,57,1,1 6ahd_r_,44,55,1,1 6ahd_r_,46,53,1,1 6ahd_r_,48,51,1,1 6ahd_r_,64,67,1,1 6ahd_r_,65,68,1,1