pair,contact1,contact2,flow1,flow2 2wkd_A_,4,58,1,1 2wkd_A_,5,57,1,1 2wkd_A_,6,56,1,1 2wkd_A_,7,55,1,1 2wkd_A_,8,54,1,1 2wkd_A_,9,14,1,1 2wkd_A_,9,51,1,1 2wkd_A_,10,52,1,1 2wkd_A_,11,13,1,1 2wkd_A_,11,14,1,1 2wkd_A_,11,15,1,1 2wkd_A_,14,15,1,1 2wkd_A_,14,29,1,1 2wkd_A_,16,27,1,1 2wkd_A_,18,25,1,1 2wkd_A_,20,22,1,1 2wkd_A_,20,23,1,1 2wkd_A_,25,47,1,1 2wkd_A_,26,49,1,1 2wkd_A_,28,44,1,1 2wkd_A_,30,42,1,1 2wkd_A_,32,40,1,1 2wkd_A_,35,37,1,1 2wkd_A_,43,65,1,1 2wkd_A_,43,67,1,1 2wkd_A_,46,49,1,1 2wkd_A_,50,52,1,1 2wkd_A_,53,75,1,1 2wkd_A_,55,73,1,1 2wkd_A_,57,71,1,1 2wkd_A_,59,68,1,1 2wkd_A_,61,66,1,1 2wkd_A_,63,64,1,1