About: http://webisa.webdatacommons.org/36873591

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	Fish is an excellent source of protein, and is highly recommended in favor of meat for its omega-3 fatty acids, but it is desirable to avoid some fish, such as tuna or shark, for their levels of mercury and PCBs.
http://www.w3.org/ns/prov#wasQuotedFrom	nutrition-now.com