Definition: Generate a correct and concise answer for the question based on the words in the context.
Input: Context : Heinrich Schenker (June 19, 1868 -- January 14, 1935) was a composer, pianist, music critic, music teacher, and music theorist, best known for his approach to musical analysis, now usually called Schenkerian analysis.
Question : What was Heinrich Schenker's career?
Output:
composer