About: http://webisa.webdatacommons.org/411473660

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 have never seen an A2 incan with a stuck on head or tail, but it sounds like you may have one There are many posts about removing a stuck head, some involve freezing or other methods.
http://www.w3.org/ns/prov#wasQuotedFrom	candlepowerforums.com