*Vertices 3
1 "AcmTProgrLangSys" 0.0 0.0 0.0 x_fact 14.873418 y_fact 31.645570
2 "CommunAcm" 0.0 0.0 0.0 x_fact 0.000000 y_fact 38.924051
3 "SoftwarePractExper" 0.0 0.0 0.0 x_fact 13.924051 y_fact 29.430380
*Matrix 
0.000000 0.502336 0.671173 
0.502336 0.000000 0.461758 
0.671173 0.461758 0.000000