pair,contact1,contact2,flow1,flow2 4r5u_A_,2,16,1,1 4r5u_A_,2,18,1,1 4r5u_A_,3,16,1,1 4r5u_A_,4,26,1,1 4r5u_A_,5,7,1,1 4r5u_A_,8,10,1,1 4r5u_A_,8,11,1,1 4r5u_A_,8,25,1,1 4r5u_A_,9,19,1,1 4r5u_A_,10,19,1,1 4r5u_A_,11,16,1,1 4r5u_A_,12,14,1,1 4r5u_A_,12,15,1,1 4r5u_A_,12,16,1,1 4r5u_A_,12,17,1,1 4r5u_A_,15,16,1,1 4r5u_A_,15,17,1,1 4r5u_A_,19,22,1,1 4r5u_A_,21,34,1,1 4r5u_A_,23,33,1,1 4r5u_A_,23,35,1,1 4r5u_A_,24,33,1,1 4r5u_A_,27,30,1,1 4r5u_A_,29,36,1,1 4r5u_A_,29,59,1,1 4r5u_A_,29,60,1,1 4r5u_A_,30,34,1,1 4r5u_A_,31,34,1,1 4r5u_A_,37,38,1,1 4r5u_A_,37,40,1,1 4r5u_A_,39,53,1,1 4r5u_A_,39,54,1,1 4r5u_A_,40,54,1,1 4r5u_A_,42,52,1,1 4r5u_A_,43,52,1,1 4r5u_A_,52,64,1,1 4r5u_A_,55,57,1,1 4r5u_A_,58,60,1,1 4r5u_A_,61,62,1,1