Parsing apposition is interesting because it looks like a syntactic task but actually requires semantic knowledge.
- Radford, Will, and James R. Curran. "Joint Apposition Extraction with Syntactic and Semantic Constraints." In ACL (2), pp. 671-677. 2013.
- Cabaleiro, Bernardo, and Anselmo Peñas. "On improving parsing with automatically acquired semantic classes." Knowledge-Based Systems 89 (2015): 359-365.