pair,contact1,contact2,flow1,flow2 6lkq_g_,2,5,1,1 6lkq_g_,9,12,1,1 6lkq_g_,9,13,1,1 6lkq_g_,10,13,1,1 6lkq_g_,10,14,1,1 6lkq_g_,12,15,1,1 6lkq_g_,13,17,1,1 6lkq_g_,14,18,1,1 6lkq_g_,15,19,1,1 6lkq_g_,16,20,1,1 6lkq_g_,17,21,1,1 6lkq_g_,18,22,1,1 6lkq_g_,19,23,1,1 6lkq_g_,20,25,1,1 6lkq_g_,23,27,1,1 6lkq_g_,24,28,1,1 6lkq_g_,25,29,1,1 6lkq_g_,26,30,1,1 6lkq_g_,27,31,1,1 6lkq_g_,28,32,1,1 6lkq_g_,29,33,1,1 6lkq_g_,30,34,1,1 6lkq_g_,31,34,1,1 6lkq_g_,31,36,1,1 6lkq_g_,32,35,1,1 6lkq_g_,40,43,1,1 6lkq_g_,41,45,1,1 6lkq_g_,43,47,1,1 6lkq_g_,44,48,1,1 6lkq_g_,46,50,1,1 6lkq_g_,47,51,1,1 6lkq_g_,49,52,1,1 6lkq_g_,49,53,1,1 6lkq_g_,50,54,1,1 6lkq_g_,51,55,1,1 6lkq_g_,52,55,1,1 6lkq_g_,52,56,1,1 6lkq_g_,55,59,1,1 6lkq_g_,58,61,1,1