pair,contact1,contact2,flow1,flow2 6lkq_N_,3,6,1,1 6lkq_N_,3,7,1,1 6lkq_N_,4,7,1,1 6lkq_N_,4,8,1,1 6lkq_N_,7,11,1,1 6lkq_N_,8,12,1,1 6lkq_N_,9,13,1,1 6lkq_N_,11,15,1,1 6lkq_N_,17,20,1,1 6lkq_N_,19,21,1,1 6lkq_N_,20,23,1,1 6lkq_N_,23,26,1,1 6lkq_N_,24,28,1,1 6lkq_N_,26,30,1,1 6lkq_N_,27,31,1,1 6lkq_N_,28,32,1,1 6lkq_N_,29,33,1,1 6lkq_N_,30,34,1,1 6lkq_N_,31,35,1,1 6lkq_N_,32,36,1,1 6lkq_N_,33,37,1,1 6lkq_N_,34,38,1,1 6lkq_N_,35,39,1,1 6lkq_N_,36,39,1,1 6lkq_N_,38,41,1,1 6lkq_N_,38,42,1,1 6lkq_N_,39,43,1,1 6lkq_N_,41,44,1,1 6lkq_N_,41,48,1,1 6lkq_N_,46,52,1,1 6lkq_N_,47,49,1,1 6lkq_N_,48,51,1,1 6lkq_N_,48,52,1,1 6lkq_N_,49,53,1,1 6lkq_N_,50,54,1,1 6lkq_N_,51,55,1,1 6lkq_N_,52,56,1,1 6lkq_N_,53,57,1,1 6lkq_N_,54,58,1,1 6lkq_N_,55,58,1,1 6lkq_N_,55,59,1,1 6lkq_N_,56,60,1,1 6lkq_N_,57,61,1,1 6lkq_N_,58,62,1,1 6lkq_N_,59,63,1,1 6lkq_N_,60,64,1,1 6lkq_N_,61,65,1,1 6lkq_N_,62,66,1,1 6lkq_N_,63,67,1,1 6lkq_N_,64,68,1,1 6lkq_N_,65,68,1,1 6lkq_N_,65,69,1,1 6lkq_N_,66,70,1,1 6lkq_N_,67,71,1,1 6lkq_N_,68,72,1,1 6lkq_N_,69,73,1,1 6lkq_N_,70,73,1,1 6lkq_N_,73,76,1,1 6lkq_N_,73,77,1,1 6lkq_N_,74,78,1,1 6lkq_N_,75,78,1,1 6lkq_N_,75,79,1,1 6lkq_N_,76,80,1,1 6lkq_N_,77,81,1,1 6lkq_N_,77,87,1,1 6lkq_N_,78,82,1,1 6lkq_N_,79,83,1,1 6lkq_N_,81,84,1,1 6lkq_N_,81,85,1,1