About: http://webisa.webdatacommons.org/271562473

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	Alternatively, the openings and channels may form any one or more patterns, such as the patterns included in the plan view illustrations of FIGS. 13, 14, and 15.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es