PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • When i was facing something similar i used custom post type for the reviews and found out that it was a bad bad think because you need to create almost everything your self including the relationship or post to post and ever function that already exists for comments would not be at use so i reverted to using comments in this way:
http://www.w3.org/ns/prov#wasQuotedFrom
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