About: http://webisa.webdatacommons.org/121506682

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	Tryptophan is often associated with inducing sleep as it is the precursor to Serotonin, one of the neurotransmitters associated with sleep induction.
http://www.w3.org/ns/prov#wasQuotedFrom	sciblogs.co.nz