pair,contact1,contact2,flow1,flow2 6lkq_k_,3,6,1,1 6lkq_k_,8,12,1,1 6lkq_k_,9,13,1,1 6lkq_k_,10,14,1,1 6lkq_k_,11,15,1,1 6lkq_k_,12,16,1,1 6lkq_k_,13,17,1,1 6lkq_k_,16,21,1,1 6lkq_k_,17,21,1,1 6lkq_k_,19,22,1,1 6lkq_k_,19,23,1,1 6lkq_k_,22,24,1,1 6lkq_k_,22,28,1,1 6lkq_k_,24,27,1,1 6lkq_k_,24,28,1,1 6lkq_k_,26,30,1,1 6lkq_k_,27,30,1,1 6lkq_k_,27,31,1,1 6lkq_k_,28,32,1,1 6lkq_k_,29,33,1,1 6lkq_k_,30,34,1,1 6lkq_k_,31,35,1,1 6lkq_k_,32,36,1,1 6lkq_k_,34,37,1,1 6lkq_k_,34,39,1,1 6lkq_k_,35,38,1,1 6lkq_k_,43,44,1,1