About: http://webisa.webdatacommons.org/227929206

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	Glucosamine is a building block for glycosaminoglycans and proteoglycans, which are constituents of articular cartilage along with water, cellular elements, and proteins such as collagen, elastin, and fibronectin.
http://www.w3.org/ns/prov#wasQuotedFrom	lef.org