About: http://webisa.webdatacommons.org/155980839

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	It can be bound up with armour or weapon - off the top of my head there is an idea of having a sword or armour made of magic-deadening metal, something that does feature in the stories.
http://www.w3.org/ns/prov#wasQuotedFrom	enworld.org