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: When was the football club Stanislas joined at age 10 founded? Passage:Born in Kidbrooke, London, Stanislas first joined West Ham United as a schoolboy at the age of 10. In May 2006, Stanislas signed a three-year academy scholarship. He made his Premier Academy League debut in a 3–2 defeat to Watford on 8 April 2006, at the age of 16. He became a regular for the Academy in the 2006–07 season, appearing 26 times and scoring 9 goals as West Ham finished as runners-up to Arsenal. He carried his goalscoring form into the 2007–08 season, scoring 10 goals in 24 appearances. He made his Premier Reserve League debut on 29 August 2007, in a 2–1 defeat to Aston Villa. His first goals came in the 8–0 rout over Derby County, as he netted a brace. He was part of the first-team squad that travelled to North America in the summer of 2008 for the pre-season tour. He started the 2008–09 season in the reserves, scoring his first goal of the season on 21 October 2008, in a 1–0 home win over Arsenal.


b