pair,contact1,contact2,flow1,flow2 8s4g_S_,1,5,1,1 8s4g_S_,2,5,1,1 8s4g_S_,12,15,1,1 8s4g_S_,20,21,1,1 8s4g_S_,26,29,1,1 8s4g_S_,27,30,1,1 8s4g_S_,29,33,1,1 8s4g_S_,30,34,1,1 8s4g_S_,31,34,1,1 8s4g_S_,34,36,1,1 8s4g_S_,41,42,1,1 8s4g_S_,41,54,1,1 8s4g_S_,43,52,1,1 8s4g_S_,45,49,1,1 8s4g_S_,45,50,1,1 8s4g_S_,50,52,1,1 8s4g_S_,51,64,1,1 8s4g_S_,53,62,1,1 8s4g_S_,54,56,1,1 8s4g_S_,55,60,1,1 8s4g_S_,56,59,1,1 8s4g_S_,59,74,1,1 8s4g_S_,61,72,1,1 8s4g_S_,63,65,1,1 8s4g_S_,63,68,1,1 8s4g_S_,63,70,1,1 8s4g_S_,73,77,1,1 8s4g_S_,73,78,1,1 8s4g_S_,73,81,1,1 8s4g_S_,76,78,1,1 8s4g_S_,76,81,1,1 8s4g_S_,85,87,1,1 8s4g_S_,89,95,1,1 8s4g_S_,92,94,1,1 8s4g_S_,92,95,1,1 8s4g_S_,92,96,1,1 8s4g_S_,93,97,1,1 8s4g_S_,94,98,1,1 8s4g_S_,95,99,1,1 8s4g_S_,96,100,1,1 8s4g_S_,97,98,1,1 8s4g_S_,97,101,1,1 8s4g_S_,98,102,1,1