About: http://webisa.webdatacommons.org/213235210

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	A DAG is similar to a tree, including parents and children but with a DAG, a child expression can have any number of parents.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com