[1] [CITE@en[W3C mobileOK Scheme 1.0]] ([TIME[2009-06-24 01:35:08 +09:00]] 版) <http://www.w3.org/TR/2009/NOTE-mobileOK-20090625/#linkingClaims>

>
[PRE(HTML example code)[
<link rel="describedby" href="powder.xml" type="text/powder+xml"/>
]PRE]

>
[PRE(HTTP bad example code)[
Link: <powder.xml>; rel="describedby" type="text/powder+xml";
]PRE]

HTTP の例は構文的におかしいです。