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: What type of action does the position Walker played usually do? Passage:Walker was born at Belfast in September 1891. The son of a Queen's University music professor, Walker was educated at the Royal Belfast Academical Institution, before going up to Queen's University. He played his club cricket in Belfast for Cliftonville and Queen's University Cricket Club, before moving to Dublin in 1913 to study at Trinity College. Playing his club cricket in Dublin for Dublin University Cricket Club, Walker found himself called into the Ireland team in 1913 for their annual first-class match against Scotland, played at Edinburgh. Despite being a bowler, he did not bowl in the match, and in his one batting innings he was dismissed for 3 runs by Donald McDonald. He did not feature for Ireland after this match. Walker died at Bangor in January 1968.


b