About: http://webisa.webdatacommons.org/79100746

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	Equipment controlled includes warning lights, gates, dynamic message signs, and other systems that provide driver information and control traffic at multimodal crossings.
http://www.w3.org/ns/prov#wasQuotedFrom	state.ma.us