pair,contact1,contact2,flow1,flow2 1vgh_A_,2,4,1,1 1vgh_A_,3,5,1,1 1vgh_A_,7,21,1,1 1vgh_A_,7,22,1,1 1vgh_A_,10,12,1,1 1vgh_A_,10,20,1,1 1vgh_A_,10,25,1,1 1vgh_A_,14,16,1,1 1vgh_A_,15,18,1,1 1vgh_A_,16,30,1,1 1vgh_A_,17,30,1,1 1vgh_A_,19,28,1,1 1vgh_A_,20,27,1,1 1vgh_A_,21,23,1,1 1vgh_A_,21,24,1,1 1vgh_A_,21,25,1,1 1vgh_A_,21,26,1,1 1vgh_A_,23,25,1,1 1vgh_A_,24,26,1,1 1vgh_A_,25,27,1,1 1vgh_A_,31,32,1,1 1vgh_A_,31,35,1,1 1vgh_A_,31,36,1,1 1vgh_A_,31,48,1,1 1vgh_A_,31,50,1,1 1vgh_A_,32,34,1,1 1vgh_A_,32,35,1,1 1vgh_A_,32,36,1,1 1vgh_A_,33,37,1,1 1vgh_A_,33,43,1,1 1vgh_A_,34,38,1,1 1vgh_A_,35,39,1,1 1vgh_A_,36,39,1,1 1vgh_A_,36,41,1,1 1vgh_A_,37,40,1,1 1vgh_A_,38,40,1,1 1vgh_A_,42,51,1,1 1vgh_A_,44,46,1,1 1vgh_A_,44,48,1,1 1vgh_A_,44,49,1,1 1vgh_A_,45,48,1,1 1vgh_A_,51,54,1,1