pair,contact1,contact2,flow1,flow2 8t4s_e_,7,11,1,1 8t4s_e_,8,12,1,1 8t4s_e_,9,13,1,1 8t4s_e_,19,21,1,1 8t4s_e_,27,31,1,1 8t4s_e_,28,32,1,1 8t4s_e_,29,33,1,1 8t4s_e_,30,34,1,1 8t4s_e_,31,35,1,1 8t4s_e_,32,36,1,1 8t4s_e_,33,37,1,1 8t4s_e_,34,38,1,1 8t4s_e_,35,39,1,1 8t4s_e_,47,48,1,1 8t4s_e_,51,54,1,1 8t4s_e_,53,55,1,1