pair,contact1,contact2,flow1,flow2 7of1_k_,2,50,1,1 7of1_k_,2,52,1,1 7of1_k_,4,52,1,1 7of1_k_,6,8,1,1 7of1_k_,7,11,1,1 7of1_k_,8,12,1,1 7of1_k_,9,13,1,1 7of1_k_,10,14,1,1 7of1_k_,11,14,1,1 7of1_k_,12,15,1,1 7of1_k_,13,16,1,1 7of1_k_,16,18,1,1 7of1_k_,16,51,1,1 7of1_k_,17,20,1,1 7of1_k_,18,47,1,1 7of1_k_,22,73,1,1 7of1_k_,22,75,1,1 7of1_k_,23,43,1,1 7of1_k_,23,75,1,1 7of1_k_,24,75,1,1 7of1_k_,24,77,1,1 7of1_k_,25,26,1,1 7of1_k_,25,27,1,1 7of1_k_,25,41,1,1 7of1_k_,27,39,1,1 7of1_k_,29,37,1,1 7of1_k_,31,34,1,1 7of1_k_,31,35,1,1 7of1_k_,39,56,1,1 7of1_k_,40,55,1,1 7of1_k_,42,53,1,1 7of1_k_,44,51,1,1 7of1_k_,45,46,1,1 7of1_k_,46,49,1,1 7of1_k_,57,59,1,1 7of1_k_,57,61,1,1 7of1_k_,58,62,1,1 7of1_k_,59,63,1,1 7of1_k_,60,64,1,1 7of1_k_,61,65,1,1 7of1_k_,62,66,1,1 7of1_k_,63,67,1,1 7of1_k_,64,67,1,1 7of1_k_,65,68,1,1