About: http://webisa.webdatacommons.org/351928710

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	A well-trained construction engineer worked out unit-cost figures for each of the common types of construction, which greatly facilitated the accuracy of these estimates.
http://www.w3.org/ns/prov#wasQuotedFrom	wikisource.org