pair,contact1,contact2,flow1,flow2 2nr2_A_,1,17,1,1 2nr2_A_,2,64,1,1 2nr2_A_,3,15,1,1 2nr2_A_,4,65,1,1 2nr2_A_,4,67,1,1 2nr2_A_,5,13,1,1 2nr2_A_,6,12,1,1 2nr2_A_,6,67,1,1 2nr2_A_,6,69,1,1 2nr2_A_,7,11,1,1 2nr2_A_,11,34,1,1 2nr2_A_,16,29,1,1 2nr2_A_,18,21,1,1 2nr2_A_,19,57,1,1 2nr2_A_,21,56,1,1 2nr2_A_,22,25,1,1 2nr2_A_,22,26,1,1 2nr2_A_,23,26,1,1 2nr2_A_,23,27,1,1 2nr2_A_,23,54,1,1 2nr2_A_,24,28,1,1 2nr2_A_,24,52,1,1 2nr2_A_,25,29,1,1 2nr2_A_,26,30,1,1 2nr2_A_,27,31,1,1 2nr2_A_,27,41,1,1 2nr2_A_,27,52,1,1 2nr2_A_,28,32,1,1 2nr2_A_,29,33,1,1 2nr2_A_,30,34,1,1 2nr2_A_,30,35,1,1 2nr2_A_,36,41,1,1 2nr2_A_,37,40,1,1 2nr2_A_,37,41,1,1 2nr2_A_,40,72,1,1 2nr2_A_,42,70,1,1 2nr2_A_,43,50,1,1 2nr2_A_,44,68,1,1 2nr2_A_,51,59,1,1 2nr2_A_,54,58,1,1 2nr2_A_,55,57,1,1 2nr2_A_,55,59,1,1 2nr2_A_,56,61,1,1 2nr2_A_,57,60,1,1 2nr2_A_,62,65,1,1 2nr2_A_,63,64,1,1 2nr2_A_,72,74,1,1