About: http://webisa.webdatacommons.org/209226949

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	The basic difference is that select()'s fd_set is a bit mask and therefore has some fixed size.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com