core + attic (Attic Area): these terms have been either deprecated from the core or extentions, or removed from pending as not accepted into the full vocabulary.

reviews

Canonical URL: http://schema.org/reviews

Thing > Property > reviews

Review of the item.

Usage: Between 50,000 and 100,000 domains
Values expected to be one of these types
Review
Used on these types
CreativeWork
Offer
Organization
Place
Product
supersededBy
review

Schema Version 3.3