About: http://webisa.webdatacommons.org/373312693

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	Let A be the event at least one of the kids is a boy and B the event both kids are boys".
http://www.w3.org/ns/prov#wasQuotedFrom	stackexchange.com