About: http://webisa.webdatacommons.org/177218032

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	Different shapes, such as a triangle pointing up for an Up navigation button, could improve the ability to identify buttons tactilely.
http://www.w3.org/ns/prov#wasQuotedFrom	afb.org