About: http://webisa.webdatacommons.org/208084311

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	Evidently, this was caused by the model of the gun with the sight attached not being programmed into the game, and the exclamation mark is a placeholder asset.
http://www.w3.org/ns/prov#wasQuotedFrom	tvtropes.org