About: http://webisa.webdatacommons.org/19877694

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	My assumption is that there is a break in the main PVC line after the last working head.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com