About: http://webisa.webdatacommons.org/149454301

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 addition, the angles between the sidewalls created and the substrate surface often have angles other than the desired 90??? orientation.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com