About: http://webisa.webdatacommons.org/355913206

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	TACTILE WARNING. A standardized surface texture applied to or built into walking surfaces or other elements to warn visually impaired people of hazards in the path of travel.
http://www.w3.org/ns/prov#wasQuotedFrom	access-board.gov