Answer
Dramatist was Krylov's profession before he became a fabulist. He was a successful playwright, writing over 200 plays, including comedies, tragedies, and operas. His plays were popular with audiences and critics alike, and he was considered one of the leading playwrights of his time. However, Krylov eventually turned his attention to writing fables, and he became one of the most famous fabulists in Russian literature.