About: http://webisa.webdatacommons.org/242322225

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	+*In the book, the portcullis was a grate lowered down across the opening (the water-gate) that let the stream from the cave flow out into the river.
http://www.w3.org/ns/prov#wasQuotedFrom	tolkiengateway.net