Simplify the following text for a Grade 3 native English-speaking person.
Original: In the 1840s , he lived next to FrÃ dÃ ric Chopin , and after Chopin died in 1849 , many of his students transferred to Alkan .
Simplified: Alkan was a close friend of FrÃ dÃ ric Chopin and Franz Liszt .