About: http://webisa.webdatacommons.org/76741793

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	I think 18ac is fine; a complication encountered while working on something is a difficulty, and seems a different use of the word from a complication in an illness to me.
http://www.w3.org/ns/prov#wasQuotedFrom	fifteensquared.net