<human>:  Why did the Russian novelist, Tatiana, write so many novels?
<bot>: Tatiana wrote so many novels because she was a prolific writer. She wrote a total of 39 novels. She also wrote a number of plays and poems, as well as a number of essays and short stories. She was a prolific writer, but not as prolific as some other famous authors such as Leo Tolstoy, who wrote over 50 novels!