About: http://webisa.webdatacommons.org/367224521

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	Madness cards inflict long-term penalties of a mental nature to the investigator and are extremely difficult to get rid of (there is a slight chance to cure them when having an encounter at Arkham Asylum).
http://www.w3.org/ns/prov#wasQuotedFrom	arkhamhorrorwiki.com