mid: 645
url: http://www.3dcafe.com/avatar/piano.wrl
ref_url: http://www.3dcafe.com/asp/vrml.asp
format: wrl 
pid: 650
polygons: 266
connected_components: 70
average_dihedral_angle: 1.11024
bounding_box: xmin = 0.025, ymin = 0.025, zmin = 0.025, xmax = 0.635996, ymax = 0.724688, zmax = 0.975
avg_depth: 1.351945
center: (0.296005,0.364012,0.501664)
scale: 0.613995
principle_axes: (0.284139,-0.272431,0.919264), (-0.949905,-0.210160,0.231328), (-0.130172,0.938943,0.318498)
principle_values: (0.066624,0.029738,0.010561)