Name: name of the instance
V: number of vertices
V_R: number of aisolated required vertices	
E_R: number required edges
E_NR: number non-required edges
E: number of edges
A_R: number of required arcs
A_NR: number of non-required arcs
A: number of arcs
R-sets: number of R-sets

Name	 V	V_R	E_R	E_NR	E	A_R	A_NR	A	R-sets
KROA150G 150	150	0	297	297	0	0	0	150
KROA200G 200	200	0	392	392	0	0	0	200
KROB150G 150	150	0	296	296	0	0	0	150
KROB200G 200	200	0	386	386	0	0	0	200
PR152G	 152	152	0	296	296	0	0	0	152
RAT195G	 195	195	0	336	336	0	0	0	195
TS225G	 225	225	0	306	306	0	0	0	225