About: http://webisa.webdatacommons.org/286416901

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	Researchers have found that by the time a person is 60 years old, he or she needs up to 15 times more light than they did at the age of 10 ??? and that is especially true in darker areas, such as hallways and stairs.
http://www.w3.org/ns/prov#wasQuotedFrom	arenspub.com