None.
<p:pipeline name="pipeline" xmlns:p="http://www.w3.org/2007/03/xproc"> <p:output port="result"/> <p:unescape-markup> <p:input port="source"> <p:inline> <wrapper><doc><p>foo</p></doc></wrapper> </p:inline> </p:input> </p:unescape-markup> </p:pipeline>
Port=result:
<wrapper><doc><p>foo</p></doc></wrapper>