About: http://webisa.webdatacommons.org/64705544

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	Mistaking = for == will result in a test that is always passed, and which resets your variable as a (probably unwanted) side-effect.
http://www.w3.org/ns/prov#wasQuotedFrom	arduino.cc