Laura, There is only a handful of fields that can be queried in the filemaker schema, I wrote a blog post to that effect:
There are additional bits of information that you can glean from other solutions, such as:
but I have not seen anything yet that allows for complex subversioning. There are a few blog posts about how to (theoretically) accomplish subversioning in Filemaker, but nothing automatic or easy has really come out that I know of. There have been small updated here and there to metadata enhancements (IE GetContainerAttribute() ).
The development community I've talked to on this subject is fairly sure that this sort of metadata is being recorded, but is not available to developers at this time.