*Vertices 3
1 "CommunAcm" 0.0 0.0 0.0 x_fact 0.076879 y_fact 0.763982
2 "Computer" 0.0 0.0 0.0 x_fact 0.264271 y_fact 0.485297
3 "LectNotesComputSc" 0.0 0.0 0.0 x_fact 12.238132 y_fact 98.750721
*Matrix 
0.000000 0.543914 0.000000 
0.543914 0.000000 0.503205 
0.000000 0.503205 0.000000