Conversation so far:
Was Alejo Carpentier always interested in music?
In 1921, Carpentier attended the School of Architecture of the University of Havana. When he was 18, his parents' marriage broke up and his father left.
Did Alejo Carpentier go to school for music?
Carpentier attended the School of Architecture of the University of Havana.

Question: What else did he study?
Self-contained rewrite: What else did Alejo Carpentier study besides architecture?