Database: shakespeare
Question: Give the title of the work that contains the character "Shylock".
SQL: SELECT DISTINCT T1.Title FROM works AS T1 INNER JOIN chapters AS T2 ON T1.id = T2.work_id INNER JOIN paragraphs AS T3 ON T2.id = T3.chapter_id INNER JOIN characters AS T4 ON T3.character_id = T4.id WHERE T4.CharName = 'Shylock'