About: http://webisa.webdatacommons.org/119767931

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	of them were intensive breeding farms except 8 locations, where pigs were raised in
http://www.w3.org/ns/prov#wasQuotedFrom	biomedcentral.com