About: http://webisa.webdatacommons.org/289939159

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	Its replacement lamp is rated at 4,000 hours and costs $200, but is a snap to replace, even mounted on the ceiling.
http://www.w3.org/ns/prov#wasQuotedFrom	scholastic.com