Question: Where is the men's professional club basketball based on in which Gustavo Nicolás Aguirre currently plays?
Sentence (from "EuroCup Basketball Rising Star"): The EuroCup Basketball Rising Star is an annual award of EuroCup Basketball, which is the secondary level European-wide professional club basketball league, that is given to the player that EuroCup Basketball deems its "top rising star".
Relevant evidence: No