对于2.4MB的XML文件，您推荐使用哪个Ruby XML库?

I have a 2.4 MB XML file, an export from Microsoft Project (hey I'm the victim here!) from which I am requested to extract certain details for re-presentation. Ignoring the intelligence or otherwise of the request, which library should I try first from a Ruby perspective?I have a 2.4 MB XML file, an export from Micros