Here's a link to a spreadsheet comparing the <title> tag to the headline (wikititle_en) field in Solr. There's a lot of information in the <title> tag that's missing from Solr - I think we should add it to be indexed. https://docs.google.com/spreadsheet/ccc?key=0Atyc7xcdUPQ5dDBuTTFFZ2xMVnNreGxkcUtRVnh0Z0E&usp=sharing