About: http://webisa.webdatacommons.org/321750489

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	Referring to the original post, if you are using $! then that means the process is a child of the current shell, so you can just use `wait $!`.
http://www.w3.org/ns/prov#wasQuotedFrom	commandlinefu.com