Definition: 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.
Input: Question: How many ships are maintained by the organization that Lee joined in the aftermath of World War II? Passage:Born in Pittsburgh, Pennsylvania, Lee was in the United States Navy in the aftermath of World War II, from 1945 to 1947. He received an Artium Baccalaureus degree from the University of Pittsburgh in 1950 and a Bachelor of Laws from Duquesne University School of Law in 1954. He was in private practice in Pittsburgh from 1954 to 1956. He was a law clerk for Judge Rabe Marsh of the United States District Court for the Western District of Pennsylvania from 1957 to 1958. He was in private practice in Pittsburgh from 1958 to 1984. He was a councilman of the Borough of Green Tree, Pennsylvania from 1961 to 1963. He was a special assistant state attorney general of Pennsylvania from 1963 to 1974. He was a Solicitor for the Borough of Green Tree, Pennsylvania from 1963 to 1984 and from 1986 to 1988. He was a Judge on the Court of Common Pleas of Allegheny County from 1984 to 1986 and from 1988 to 1990.


b