About: http://webisa.webdatacommons.org/283635119

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	They can be produced by biological systems such as plants, or chemically synthesized from sugars or starch.
http://www.w3.org/ns/prov#wasQuotedFrom	ptonline.com