pair,contact1,contact2,flow1,flow2 7nkd_b_,1,5,1,1 7nkd_b_,2,6,1,1 7nkd_b_,3,7,1,1 7nkd_b_,4,8,1,1 7nkd_b_,5,9,1,1 7nkd_b_,6,10,1,1 7nkd_b_,7,11,1,1 7nkd_b_,8,12,1,1 7nkd_b_,9,13,1,1 7nkd_b_,10,14,1,1 7nkd_b_,11,15,1,1 7nkd_b_,12,16,1,1 7nkd_b_,19,23,1,1 7nkd_b_,20,23,1,1 7nkd_b_,20,24,1,1 7nkd_b_,21,25,1,1 7nkd_b_,22,26,1,1 7nkd_b_,23,27,1,1 7nkd_b_,24,28,1,1 7nkd_b_,25,29,1,1 7nkd_b_,26,29,1,1 7nkd_b_,26,30,1,1 7nkd_b_,27,31,1,1 7nkd_b_,28,32,1,1