These set of steps will guide you on setting up a test
SharePoint site that can be used for this demo.
a) Create a new Form Library: Open the Central
Administration site, on the right hand side click on Site Actions, and select
Create.
Figure 1

b) Under the Library column, select Form Library.
Figure 2

c) For Form Name, type BookReview. Keep all of the defaults.
Click on Create.
d) After creating the form library, you will be at the
BookReview page. Let us add some folders to keep all of the information
categorized. First click on New, then select New Folder.
Figure 3

Give it the name Medical. Click OK. Repeat this same process
to create a folder for Fiction and another for Technology.
NOTE: If you make a mistake on naming the folders, you can
always click and modified by clicking anywhere in between the name and the next
column. Then click Edit Properties and you should be OK.
Figure 4

Your final library should look something similar to this:
Figure 5

XML Schema Definition: In here we will define what
information we are getting from the reviewers, as well as more detail
information about the book.
Figure 6

Figure 1 BizTalk XSD Viewer
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Figure 2 XML Spy Grid view
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The Book node will contain the Category and the ISBN fields
that we will use to route this document to the appropriate folder in SharePoint.