1 <?xml version="1.0" encoding="UTF-8"?>
\r
2 <package version="2.0" xmlns="http://www.idpf.org/2007/opf" unique-identifier="BookId">
\r
3 <metadata xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:opf="http://www.idpf.org/2007/opf">
\r
4 <dc:creator opf:role="XXX" />
\r
5 <dc:contributor opf:role="YYY" />
\r