pair,contact1,contact2,flow1,flow2 2f4v_T_,3,6,1,1 2f4v_T_,5,8,1,1 2f4v_T_,6,9,1,1 2f4v_T_,7,11,1,1 2f4v_T_,8,12,1,1 2f4v_T_,9,12,1,1 2f4v_T_,9,13,1,1 2f4v_T_,11,15,1,1 2f4v_T_,12,16,1,1 2f4v_T_,13,17,1,1 2f4v_T_,14,18,1,1 2f4v_T_,15,19,1,1 2f4v_T_,16,20,1,1 2f4v_T_,17,21,1,1 2f4v_T_,19,22,1,1 2f4v_T_,19,23,1,1 2f4v_T_,19,64,1,1 2f4v_T_,20,24,1,1 2f4v_T_,22,25,1,1 2f4v_T_,24,28,1,1 2f4v_T_,25,29,1,1 2f4v_T_,26,30,1,1 2f4v_T_,27,31,1,1 2f4v_T_,28,32,1,1 2f4v_T_,29,33,1,1 2f4v_T_,30,34,1,1 2f4v_T_,31,34,1,1 2f4v_T_,31,35,1,1 2f4v_T_,34,38,1,1 2f4v_T_,37,40,1,1 2f4v_T_,42,45,1,1 2f4v_T_,43,47,1,1 2f4v_T_,44,48,1,1 2f4v_T_,45,49,1,1 2f4v_T_,46,50,1,1 2f4v_T_,48,52,1,1 2f4v_T_,49,53,1,1 2f4v_T_,50,54,1,1 2f4v_T_,51,55,1,1 2f4v_T_,52,56,1,1 2f4v_T_,53,57,1,1 2f4v_T_,54,58,1,1 2f4v_T_,55,59,1,1 2f4v_T_,56,60,1,1 2f4v_T_,57,60,1,1 2f4v_T_,58,61,1,1 2f4v_T_,68,72,1,1 2f4v_T_,69,73,1,1 2f4v_T_,70,74,1,1 2f4v_T_,71,75,1,1 2f4v_T_,72,76,1,1 2f4v_T_,73,77,1,1 2f4v_T_,75,79,1,1 2f4v_T_,76,80,1,1 2f4v_T_,77,81,1,1 2f4v_T_,78,82,1,1 2f4v_T_,80,83,1,1 2f4v_T_,80,84,1,1 2f4v_T_,81,85,1,1 2f4v_T_,85,88,1,1 2f4v_T_,86,89,1,1 2f4v_T_,92,94,1,1