use VRML;
$vrml = new VRML;
$vrml->browser('Netscape+Live3D');
$vrml->at('5 3 1');
$vrml->cube('-50 -10 0','yellow');
$vrml->back;
$vrml->print;
OR with the same result
use VRML;
VRML
->browser('Netscape+Live3D')
->at('5 3 1')->cube('-50 -10 0','yellow')->back
->print;