About: http://webisa.webdatacommons.org/352613575

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	@PatkosCsaba In ksh it would probably work because ksh optimizes forks, but in some other shells such as bash you need to be careful not to accidentally get the pid of a sub-sub-shell.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com