Submissions:AOS AGROVOC Concept Server fundation ontology model/isSourceOf

From Odp

isSourceOf has Category:OntologyElement and is an element of AOS AGROVOC Concept Server fundation ontology model

Name: isSourceOf

Type: owl:ObjectProperty

Description: Y <is source of> X. A source Y from which a substance or product X can be exclusively obtained, without any additional substance or product. E.g. "cow" <is source of> "cow milk"; "plant" <is source of> "plant oil"; "olive tree" <is source of> "olive wood"; "chicken" <is source of> "chicken meat"; but NOT "hops" <is source of> "beer" (see <used_to_make>);