Sentence: The Dead Man's Plack (located in England) is made from rock. It is dedicated to AEthelwald, Ealdorman of East Anglia. England's religion is the Church of England and Cornish is spoken in the Cornwall region of England. British Arabs are an English ethnic group.

What structured data could we extract from this sentence?
Dead Man's Plack, location, England; England, ethnicGroup, British Arabs; Dead Man's Plack, dedicatedTo, thelwald, Ealdorman of East Anglia; England, language, Cornish language; England, religion, Church of England; Dead Man's Plack, material, Rock (geology)