pair,contact1,contact2,flow1,flow2 8t4r_A_,3,43,1,1 8t4r_A_,5,11,1,1 8t4r_A_,7,43,1,1 8t4r_A_,8,11,1,1 8t4r_A_,11,13,1,1 8t4r_A_,11,43,1,1 8t4r_A_,12,46,1,1 8t4r_A_,14,16,1,1 8t4r_A_,14,17,1,1 8t4r_A_,14,18,1,1 8t4r_A_,21,25,1,1 8t4r_A_,22,25,1,1 8t4r_A_,22,49,1,1 8t4r_A_,23,51,1,1 8t4r_A_,25,30,1,1 8t4r_A_,30,44,1,1 8t4r_A_,32,42,1,1 8t4r_A_,34,40,1,1 8t4r_A_,34,69,1,1 8t4r_A_,35,64,1,1 8t4r_A_,36,39,1,1 8t4r_A_,40,66,1,1 8t4r_A_,40,69,1,1 8t4r_A_,43,46,1,1 8t4r_A_,44,47,1,1 8t4r_A_,44,49,1,1 8t4r_A_,45,48,1,1 8t4r_A_,47,67,1,1 8t4r_A_,50,54,1,1 8t4r_A_,51,55,1,1 8t4r_A_,52,56,1,1 8t4r_A_,53,57,1,1 8t4r_A_,54,58,1,1 8t4r_A_,55,58,1,1 8t4r_A_,55,59,1,1 8t4r_A_,56,59,1,1 8t4r_A_,66,69,1,1 8t4r_A_,66,70,1,1 8t4r_A_,69,73,1,1 8t4r_A_,70,74,1,1 8t4r_A_,72,75,1,1