*Vertices 4
1 "AfrEconHist" 0.0 0.0 0.0 x_fact 9.565217 y_fact 9.565217
2 "AmerHistRev" 0.0 0.0 0.0 x_fact 4.347826 y_fact 42.608696
3 "JAfrHist" 0.0 0.0 0.0 x_fact 4.347826 y_fact 39.130435
4 "TextHist" 0.0 0.0 0.0 x_fact 0.000000 y_fact 8.695652
*Matrix 
0.000000 0.220603 0.993864 0.000000 
0.220603 0.000000 0.235279 0.000000 
0.993864 0.235279 0.000000 0.000000 
0.000000 0.000000 0.000000 0.000000