pair,contact1,contact2,flow1,flow2 6yly_s_,8,10,1,1 6yly_s_,10,16,1,1 6yly_s_,14,19,1,1 6yly_s_,16,20,1,1 6yly_s_,18,22,1,1 6yly_s_,19,23,1,1 6yly_s_,20,24,1,1 6yly_s_,21,24,1,1 6yly_s_,21,25,1,1 6yly_s_,22,26,1,1 6yly_s_,23,27,1,1 6yly_s_,24,28,1,1 6yly_s_,25,29,1,1 6yly_s_,26,30,1,1 6yly_s_,27,31,1,1 6yly_s_,28,32,1,1 6yly_s_,29,33,1,1 6yly_s_,30,34,1,1 6yly_s_,32,36,1,1 6yly_s_,33,36,1,1