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 old was President-elect Prestes when it was announced that Bahia would pay a visit to Philadelphia?  Passage:On 28 June 1926, the Ludington Daily News reported that Bahia would pay a visit to Philadelphia, accepting an invitation from the United States government to participate in the sesquicentennial celebrations. In mid-1930, Bahia and Rio Grande do Sul—under the command of Heráclito Belford Gomes—escorted Brazil's President-elect Júlio Prestes to the United States. Traveling on board the Brazilian-Lloyd ocean liner , Prestes was returning American then-President-elect Herbert Hoover's visit to Brazil in December 1928. The cruisers and met the three ships about off Sandy Hook and honored Prestes with a 21-gun salute. After spending five hours in the Ambrose Channel due to fog, Prestes traveled on a launch to a pier, during which Bahia rendered one 21-gun salute and Fort Jay offered two. After arriving ashore, he traveled to City Hall before speeding down to Washington, D.C. He stayed in the United States for eight days before departing for France on the White Star Line's . Bahia and Rio Grande do Sul were berthed at the Brooklyn Navy Yard for the visit.


b