*Vertices 3
1 "AccidentAnalPrev" 0.0 0.0 0.0 x_fact 4.961089 y_fact 51.459144
2 "Ergonomics" 0.0 0.0 0.0 x_fact 2.918288 y_fact 44.260700
3 "TravHumain" 0.0 0.0 0.0 x_fact 2.334630 y_fact 4.280156
*Matrix 
0.000000 0.000000 0.359721 
0.000000 0.000000 0.615798 
0.359721 0.615798 0.000000