pair,contact1,contact2,flow1,flow2 1d8k_A_,1,4,1,1 1d8k_A_,1,5,1,1 1d8k_A_,2,6,1,1 1d8k_A_,4,7,1,1 1d8k_A_,4,8,1,1 1d8k_A_,9,13,1,1 1d8k_A_,10,14,1,1 1d8k_A_,11,15,1,1 1d8k_A_,12,16,1,1 1d8k_A_,13,17,1,1 1d8k_A_,14,18,1,1 1d8k_A_,15,19,1,1 1d8k_A_,16,20,1,1 1d8k_A_,17,21,1,1 1d8k_A_,18,22,1,1 1d8k_A_,19,23,1,1 1d8k_A_,20,24,1,1 1d8k_A_,21,25,1,1 1d8k_A_,22,26,1,1 1d8k_A_,23,27,1,1 1d8k_A_,23,28,1,1 1d8k_A_,27,29,1,1 1d8k_A_,32,72,1,1 1d8k_A_,33,36,1,1 1d8k_A_,33,37,1,1 1d8k_A_,34,38,1,1 1d8k_A_,35,39,1,1 1d8k_A_,35,51,1,1 1d8k_A_,37,41,1,1 1d8k_A_,38,43,1,1 1d8k_A_,39,42,1,1 1d8k_A_,46,50,1,1 1d8k_A_,47,51,1,1 1d8k_A_,48,52,1,1 1d8k_A_,49,53,1,1 1d8k_A_,50,54,1,1 1d8k_A_,51,55,1,1 1d8k_A_,52,56,1,1 1d8k_A_,53,57,1,1 1d8k_A_,53,58,1,1 1d8k_A_,54,59,1,1 1d8k_A_,57,60,1,1 1d8k_A_,57,61,1,1 1d8k_A_,58,62,1,1 1d8k_A_,62,64,1,1 1d8k_A_,62,65,1,1 1d8k_A_,64,75,1,1 1d8k_A_,66,73,1,1 1d8k_A_,66,75,1,1 1d8k_A_,68,71,1,1 1d8k_A_,69,71,1,1