Conversation so far:
which music is vangelis interested in?
Vangelis developed an interest in jazz and rock.
Has Vangelis won an award?
Vangelis won an Academy Award for Best Original Score.
In which country did Vangelis group become popular?
In Greece
Which album by Vangelis  is famous in Europe?
The album Odes was an instant success in Greece.

Question: What album did he release in 1972?
Self-contained rewrite: What album did Vangelis release in 1972?