About: http://webisa.webdatacommons.org/450090372

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	Similarly the light source and light sensor may be located on the same side of the sample, in which case the light path would include a reflecting medium such as a mirror.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com