Singular Lot Objects are a multi-format filetype.
Since all three of the possible formats use this same TypeID, the Block ID must be used to determine which type of Block is contained in the file.
The possible Block IDs are:
This article is imported from the old MTS2 wiki. It's original page, with comments, can be found at http://old_wiki.modthesims2.com/FA1C39F7