About: http://webisa.webdatacommons.org/211938875

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	The sensors S1 and S2 are preferably located at the ten o'clock and two o'clock positions but may be alternatively located in other positions such as the nine o'clock and three o'clock positions.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com