About: http://webisa.webdatacommons.org/119760628

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	However, they are searched mostly based on keyword, which is inherently restricted by the ambiguities of natural language, which can lead to low precision and recall.
http://www.w3.org/ns/prov#wasQuotedFrom	science.gov