About: http://webisa.webdatacommons.org/138803683

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	I suspect you can use these to read analog values such as voltages so you could easily connect a temperate sensor like LM335Z. I still have not seen any code on how to do that though but this does seem like the best solution now a days.
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com