pair,contact1,contact2,flow1,flow2 2vn5_B_,2,5,1,1 2vn5_B_,2,31,1,1 2vn5_B_,4,6,1,1 2vn5_B_,4,31,1,1 2vn5_B_,5,8,1,1 2vn5_B_,5,9,1,1 2vn5_B_,5,10,1,1 2vn5_B_,5,31,1,1 2vn5_B_,7,16,1,1 2vn5_B_,9,11,1,1 2vn5_B_,13,15,1,1 2vn5_B_,13,16,1,1 2vn5_B_,13,17,1,1 2vn5_B_,14,18,1,1 2vn5_B_,15,19,1,1 2vn5_B_,16,20,1,1 2vn5_B_,17,21,1,1 2vn5_B_,18,22,1,1 2vn5_B_,19,23,1,1 2vn5_B_,20,24,1,1 2vn5_B_,21,25,1,1 2vn5_B_,23,26,1,1 2vn5_B_,28,33,1,1 2vn5_B_,29,32,1,1 2vn5_B_,30,33,1,1 2vn5_B_,33,36,1,1 2vn5_B_,33,37,1,1 2vn5_B_,33,38,1,1 2vn5_B_,35,37,1,1 2vn5_B_,35,44,1,1 2vn5_B_,37,39,1,1 2vn5_B_,41,43,1,1 2vn5_B_,41,44,1,1 2vn5_B_,41,45,1,1 2vn5_B_,42,46,1,1 2vn5_B_,43,47,1,1 2vn5_B_,44,48,1,1 2vn5_B_,45,49,1,1 2vn5_B_,46,50,1,1 2vn5_B_,47,51,1,1 2vn5_B_,48,52,1,1 2vn5_B_,49,53,1,1 2vn5_B_,50,54,1,1 2vn5_B_,51,54,1,1