About: http://webisa.webdatacommons.org/374329201

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	lades, crossing frogs, point rods and other crossing pieces, sleepers (cross-ties), fish-plates, cha
http://www.w3.org/ns/prov#wasQuotedFrom	panjiva.com