pair,contact1,contact2,flow1,flow2 7z0g_P_,8,10,1,1 7z0g_P_,9,12,1,1 7z0g_P_,9,13,1,1 7z0g_P_,10,14,1,1 7z0g_P_,11,15,1,1 7z0g_P_,12,15,1,1 7z0g_P_,12,16,1,1 7z0g_P_,13,17,1,1 7z0g_P_,14,18,1,1 7z0g_P_,15,19,1,1 7z0g_P_,16,20,1,1 7z0g_P_,17,21,1,1 7z0g_P_,19,22,1,1 7z0g_P_,20,24,1,1 7z0g_P_,29,31,1,1 7z0g_P_,31,34,1,1 7z0g_P_,35,38,1,1 7z0g_P_,36,39,1,1 7z0g_P_,37,40,1,1