Answering web questions using structured data
Fernando Pereira, Anand Rajaraman, Sunita Sarawagi, William Tunstall‐Pedoe, Gerhard Weikum, Alon Y. Halevy · Proceedings of the VLDB Endowment · 2009
The question of which role structured data can play in Web search has been raised from the early days of the Web. On the one hand, structured data can be used to answer factual queries. On the other, large amounts of structured data can be used to better organize web-content and therefore to improve search on a wide range of queries.