About: http://webisa.webdatacommons.org/61553341

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	This process can be described as starting with ammonia (NH3) excreted by animals or by bacteria and other organisms that are consuming organic compounds containing nitrogen, such as proteins.
http://www.w3.org/ns/prov#wasQuotedFrom	reefkeeping.com