Can we draw the following hypothesis from the context (see options)? 

Context:

Clube de Futebol União de Coimbra, usually known as União de Coimbra (] ), is a sports club in the city of Coimbra, Portugal. The club was founded in June 2, 1919 and has a large array of sports departments which includes football, futsal, basketball, aikido, volleyball and swimming.

Hypothesis: União de Coimbra has been a training ground for several Portuguese Olympic athletes. 
Pick from:
 *Yes.
 *It's impossible to say.
 *No.
It's impossible to say