XML schema for Offfice 2007

Question

I need the xml template for Word 2007. In Word 2003 it starts like the following and continues. What I need is the generic template of Word 2007 in xml format which can be used as the base for WordML to xml transformations and viceversa. Someone experienced in WordML would definitely know what I am asking for! If someone knows please let me know. Thanks!

<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<?mso-application progid="Word.Document"?> 
<w:wordDocument>xmlns:w="http://schemas.microsoft.com/office/word/2003/wordml"..........." 

Answer 1

Here is the Open XML SDK

Here is the msdn content on learning Open XML

To be complete here are the WordML (Word 2003) Schema files.