About: http://webisa.webdatacommons.org/101783850

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	You say in yourself in the article that ???Both forms of iron have the same chemical composition (Fe)??? which means they are the same thing or, there is no difference between them.
http://www.w3.org/ns/prov#wasQuotedFrom	learningandyearning.com