About: http://webisa.webdatacommons.org/267732677

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	Silly idea because (i) some adults never achieve this state and some young people reach this state before they reach 18.Also, (ii) these teeth are a nuisance for many as they do not always fit in the jaw.
http://www.w3.org/ns/prov#wasQuotedFrom	mathisfunforum.com