pair,contact1,contact2,flow1,flow2 1b9g_A_,4,37,1,1 1b9g_A_,4,39,1,1 1b9g_A_,5,10,1,1 1b9g_A_,6,8,1,1 1b9g_A_,6,35,1,1 1b9g_A_,7,9,1,1 1b9g_A_,8,11,1,1 1b9g_A_,9,12,1,1 1b9g_A_,10,14,1,1 1b9g_A_,11,15,1,1 1b9g_A_,12,16,1,1 1b9g_A_,13,16,1,1 1b9g_A_,14,17,1,1 1b9g_A_,14,18,1,1 1b9g_A_,14,48,1,1 1b9g_A_,16,21,1,1 1b9g_A_,17,21,1,1 1b9g_A_,19,21,1,1 1b9g_A_,24,27,1,1 1b9g_A_,30,33,1,1 1b9g_A_,31,35,1,1 1b9g_A_,32,36,1,1 1b9g_A_,34,37,1,1 1b9g_A_,39,47,1,1 1b9g_A_,41,43,1,1 1b9g_A_,43,46,1,1 1b9g_A_,44,47,1,1 1b9g_A_,44,48,1,1 1b9g_A_,52,56,1,1 1b9g_A_,55,57,1,1