pair,contact1,contact2,flow1,flow2 2vgh_A_,1,23,1,1 2vgh_A_,5,7,1,1 2vgh_A_,5,23,1,1 2vgh_A_,5,25,1,1 2vgh_A_,6,25,1,1 2vgh_A_,11,15,1,1 2vgh_A_,12,13,1,1 2vgh_A_,13,15,1,1 2vgh_A_,14,16,1,1 2vgh_A_,17,29,1,1 2vgh_A_,17,30,1,1 2vgh_A_,19,28,1,1 2vgh_A_,20,27,1,1 2vgh_A_,21,24,1,1 2vgh_A_,21,25,1,1 2vgh_A_,21,26,1,1 2vgh_A_,25,27,1,1 2vgh_A_,31,35,1,1 2vgh_A_,31,36,1,1 2vgh_A_,31,48,1,1 2vgh_A_,31,50,1,1 2vgh_A_,32,35,1,1 2vgh_A_,32,36,1,1 2vgh_A_,33,37,1,1 2vgh_A_,33,43,1,1 2vgh_A_,34,38,1,1 2vgh_A_,35,39,1,1 2vgh_A_,36,39,1,1 2vgh_A_,36,41,1,1 2vgh_A_,37,40,1,1 2vgh_A_,38,40,1,1 2vgh_A_,42,51,1,1 2vgh_A_,44,46,1,1 2vgh_A_,44,48,1,1 2vgh_A_,44,49,1,1 2vgh_A_,45,48,1,1 2vgh_A_,47,49,1,1 2vgh_A_,52,55,1,1 2vgh_A_,54,55,1,1