I will be attempting to grow a moustache in November to help advertise mens health issues. please donate. every cent is appreciated. http://nz.movember.com/mospace/index/search/?q=mrdee If you make a donation of $10 or more I will design any reasonable 3D object of your choice.
if in doubt copy this and pull it apart that is how we all learn. By pull apart I mean ungroup and see the shapes and holes and how they interact, then see if any of those shapes can be ungrouped and so on.