About: http://webisa.webdatacommons.org/153152936

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	It averages 35 feet broad by some 4 1/2 feet high, except near its north angle where it widens to 51 feet, and where there is a break, probably an entrance.
http://www.w3.org/ns/prov#wasQuotedFrom	pastscape.org.uk