<http://webisa.webdatacommons.org/86487459> <http://www.w3.org/ns/prov#wasQuotedFrom> <ufl.edu> . <http://webisa.webdatacommons.org/prov/141911600> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/86487459> . <http://webisa.webdatacommons.org/86487459> <http://www.w3.org/ns/prov#value> "water is derived principally from precipitation" . <http://webisa.webdatacommons.org/86487459> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> .