pair,contact1,contact2,flow1,flow2 1u4r_A_,1,3,1,1 1u4r_A_,5,7,1,1 1u4r_A_,6,31,1,1 1u4r_A_,11,34,1,1 1u4r_A_,12,45,1,1 1u4r_A_,16,56,1,1 1u4r_A_,17,20,1,1 1u4r_A_,18,21,1,1 1u4r_A_,22,39,1,1 1u4r_A_,23,39,1,1 1u4r_A_,24,61,1,1 1u4r_A_,25,37,1,1 1u4r_A_,27,35,1,1 1u4r_A_,28,30,1,1 1u4r_A_,28,31,1,1 1u4r_A_,36,46,1,1 1u4r_A_,38,44,1,1 1u4r_A_,40,42,1,1 1u4r_A_,47,49,1,1 1u4r_A_,47,50,1,1 1u4r_A_,50,54,1,1 1u4r_A_,51,54,1,1 1u4r_A_,51,55,1,1 1u4r_A_,52,56,1,1 1u4r_A_,53,57,1,1 1u4r_A_,54,58,1,1 1u4r_A_,55,59,1,1 1u4r_A_,56,60,1,1 1u4r_A_,57,61,1,1 1u4r_A_,58,62,1,1