You will be given a definition of a task first, then some input of the task.
In this task, you're given a question, along with a context passage. The passage will not have a direct answer to the question, but can include some information and a clue for the answer. Assuming you can only obtain information about one entity in the passage, your job is to determine whether information from the passage can be used to answer the question. Indicate your choice as 'a' for Yes or 'b' for No.

Question: Who wrote the musical Caissie starred in, both on Broadway and on the national tour? Passage:A week after graduating from AMDA she was cast in the role of Maureen Johnson in the U.S. national tour of Rent. Levy then played the role of Penny Pingleton in both the Broadway and U.S. national tour companies of Hairspray after understudying the role in the Toronto company. During this time, she also covered the role of Amber Von Tussle. In 2008, Levy starred as Elphaba in the Los Angeles sit-down production of Wicked. She had previously understudied the role on Broadway and briefly served as standby in Los Angeles. She next starred as Sheila in the Broadway revival of Hair in 20092010 at the Al Hirschfeld Theatre. She transferred to the West End revival in 2010 at the Gielgud Theatre.

Output:
b