> '//stone' is a 'better match' in the sense that it is more 
> specific. It will not match the root 
> element if its name would be stone. 

Wrong. In XSLT 1.0, and in 2.0 with a tree that has a document node as its
root, match="//stone" matches exactly the same elements as match="stone".

There's a slight difference in 2.0: match="//stone" will only match a stone
element that belongs to a document tree.

Michael Kay