About: http://webisa.webdatacommons.org/334073084

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	@Gene ??? That was my understanding, but Delta says it is time of check-in that also matters (time of booking additionally clearly is a part as well)!
http://www.w3.org/ns/prov#wasQuotedFrom	boardingarea.com