pair,contact1,contact2,flow1,flow2 1f9p_A_,3,5,1,1 1f9p_A_,9,11,1,1 1f9p_A_,12,14,1,1 1f9p_A_,14,17,1,1 1f9p_A_,15,18,1,1 1f9p_A_,16,47,1,1 1f9p_A_,17,20,1,1 1f9p_A_,19,45,1,1 1f9p_A_,21,50,1,1 1f9p_A_,22,50,1,1 1f9p_A_,26,62,1,1 1f9p_A_,29,69,1,1 1f9p_A_,30,33,1,1 1f9p_A_,31,34,1,1 1f9p_A_,31,77,1,1 1f9p_A_,33,56,1,1 1f9p_A_,34,56,1,1 1f9p_A_,34,77,1,1 1f9p_A_,35,36,1,1 1f9p_A_,35,54,1,1 1f9p_A_,36,54,1,1 1f9p_A_,38,52,1,1 1f9p_A_,40,50,1,1 1f9p_A_,43,46,1,1 1f9p_A_,46,48,1,1 1f9p_A_,51,63,1,1 1f9p_A_,53,61,1,1 1f9p_A_,55,58,1,1 1f9p_A_,55,59,1,1 1f9p_A_,57,59,1,1 1f9p_A_,64,66,1,1 1f9p_A_,64,67,1,1 1f9p_A_,65,71,1,1 1f9p_A_,67,70,1,1 1f9p_A_,67,71,1,1 1f9p_A_,68,72,1,1 1f9p_A_,69,73,1,1 1f9p_A_,70,74,1,1 1f9p_A_,71,75,1,1 1f9p_A_,72,76,1,1 1f9p_A_,73,77,1,1 1f9p_A_,74,78,1,1 1f9p_A_,75,79,1,1 1f9p_A_,76,79,1,1