List the titles and years of all books published by Addison-Wesley after 1991, in alphabetic order.
<bib>
FOR $b IN document("http://www.bn.com/bib.xml")//book
[publisher = "Addison-Wesley" AND @year > "1991"]
RETURN
<book>
$b/@year,
$b/title
</book> SORTBY (title)
</bib>
Adapted from XML Query Use Cases