pair,contact1,contact2,flow1,flow2 5nrl_b_,1,4,1,1 5nrl_b_,2,5,1,1 5nrl_b_,4,7,1,1 5nrl_b_,6,23,1,1 5nrl_b_,7,23,1,1 5nrl_b_,8,66,1,1 5nrl_b_,9,21,1,1 5nrl_b_,10,64,1,1 5nrl_b_,10,66,1,1 5nrl_b_,11,19,1,1 5nrl_b_,12,61,1,1 5nrl_b_,12,62,1,1 5nrl_b_,13,16,1,1 5nrl_b_,13,17,1,1 5nrl_b_,14,59,1,1 5nrl_b_,18,40,1,1 5nrl_b_,20,37,1,1 5nrl_b_,20,38,1,1 5nrl_b_,22,35,1,1 5nrl_b_,24,33,1,1 5nrl_b_,25,33,1,1 5nrl_b_,27,30,1,1 5nrl_b_,27,31,1,1 5nrl_b_,31,57,1,1 5nrl_b_,32,55,1,1 5nrl_b_,34,53,1,1 5nrl_b_,37,38,1,1 5nrl_b_,37,50,1,1 5nrl_b_,37,51,1,1 5nrl_b_,39,41,1,1 5nrl_b_,39,48,1,1