About: http://webisa.webdatacommons.org/271887487

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	The use of certain types of birth control pills can prevent the symptoms of dysmenorrhea, because the birth control pills stop ovulation from occurring.
http://www.w3.org/ns/prov#wasQuotedFrom	wikipedia.org