About: http://webisa.webdatacommons.org/320328628

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	January 1st is a Holy Day of Obligation in both Canada and the US - and yes, a Vigil Mass at 8 pm is certainly sufficient to fulfill the obligation.
http://www.w3.org/ns/prov#wasQuotedFrom	catholic.com