pair,contact1,contact2,flow1,flow2 2pp6_A_,2,5,1,1 2pp6_A_,3,6,1,1 2pp6_A_,4,8,1,1 2pp6_A_,5,9,1,1 2pp6_A_,8,11,1,1 2pp6_A_,9,12,1,1 2pp6_A_,11,14,1,1 2pp6_A_,12,15,1,1 2pp6_A_,13,17,1,1 2pp6_A_,13,76,1,1 2pp6_A_,14,18,1,1 2pp6_A_,15,19,1,1 2pp6_A_,16,20,1,1 2pp6_A_,17,21,1,1 2pp6_A_,23,30,1,1 2pp6_A_,24,27,1,1 2pp6_A_,24,29,1,1 2pp6_A_,24,59,1,1 2pp6_A_,25,28,1,1 2pp6_A_,26,57,1,1 2pp6_A_,28,30,1,1 2pp6_A_,31,46,1,1 2pp6_A_,31,47,1,1 2pp6_A_,33,44,1,1 2pp6_A_,34,37,1,1 2pp6_A_,34,41,1,1 2pp6_A_,35,38,1,1 2pp6_A_,35,39,1,1 2pp6_A_,35,42,1,1 2pp6_A_,41,81,1,1 2pp6_A_,43,79,1,1 2pp6_A_,45,77,1,1 2pp6_A_,53,56,1,1 2pp6_A_,55,67,1,1 2pp6_A_,56,67,1,1 2pp6_A_,58,65,1,1 2pp6_A_,60,63,1,1 2pp6_A_,66,82,1,1 2pp6_A_,66,84,1,1 2pp6_A_,68,80,1,1 2pp6_A_,69,80,1,1 2pp6_A_,71,78,1,1 2pp6_A_,73,76,1,1