About: http://webisa.webdatacommons.org/158158367

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	On some boards, such as the XKCD forums, members can spawn new top-level threads -- but of course, that splits up the discussions, and inhibits recombinations such as we get here.
http://www.w3.org/ns/prov#wasQuotedFrom	nielsenhayden.com