*Vertices 4
1 "CommunAcm" 0.0 0.0 0.0 x_fact 3.074141 y_fact 37.432188
2 "ComputNetw" 0.0 0.0 0.0 x_fact 4.159132 y_fact 23.146474
3 "VldbJ" 0.0 0.0 0.0 x_fact 3.616637 y_fact 27.486438
4 "WorldWideWeb" 0.0 0.0 0.0 x_fact 5.424955 y_fact 11.934901
*Matrix 
0.000000 0.000000 0.000000 0.321111 
0.000000 0.000000 0.000000 0.235031 
0.000000 0.000000 0.000000 0.324186 
0.321111 0.235031 0.324186 0.000000