About: http://webisa.webdatacommons.org/117625462

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	The average age most girls start menstruating is around 12 years old, though it can often start as young as 8 or 9 years old in some rare cases.
http://www.w3.org/ns/prov#wasQuotedFrom	rawstory.com