gistfile1.xml

GET /authors?name=Tol*
HTTP/1.1 200 OK
<?xml version="1.0" encoding="utf-8" ?>
<authors>
  <author id="1234">
    <name>Leo Tolstoy</name>
  </author>
  <author id="5678">
    <name>J. R. R. Tolkien</name>
  </author>
</authors>

GET /authors/1234/books
HTTP/1.1 200 OK
<?xml version="1.0" encoding="utf-8" ?>
<books>
  <book id="6789">
    <name>War and Peace</name>
    <publicationDate>1869</publicationDate>
  </book>
  <book id="7564">
    <name>Anna Karenina</name>
    <publicationDate>1877</publicationDate>
  </book>
</books>

GET /authors/5678/books
HTTP/1.1 200 OK
<?xml version="1.0" encoding="utf-8" ?>
<books>
  <book id="5432">
    <name>The Hobbit</name>
    <publicationDate>1937</publicationDate>
  </book>
  <book id="7312">
    <name>The Lord of the Rings</name>
    <publicationDate>1955</publicationDate>
  </book>
</books>