About: http://webisa.webdatacommons.org/289566423

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	??? Toxic gases such as carbon monoxide and phosphine can lead to poisoning.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com