4 URL;CN=John Smith:http://example.com/urivalue.html
5 X-SKI-TITLE;RSVP=TRUE: This is an extension property
7 SUMMARY;RSVP=TRUE;RSVP=FALSE:Calendaring Interoperability Planning Meeting
8 SUMMARY;ALTREP=This is an xname:altrep
9 SUMMARY;CUTYPE=DESCRIPTION is a keyword:Xname parameter
11 DTSTART:19990605T103012
12 CATEGORIES;RSVP=TRUE;RSVP=FALSE:one,two