Simplify the following text for a Grade 8 native English-speaking person.
Original: Alexandre Guilmant ( born Boulogne-sur-Mer , 12 March 1837 ; died Meudon 29 March 1911 ) was a French organist and composer .
Simplified: FÃ lix-Alexandre Guilmant ( 12 March 1837 -- 29 March 1911 ) was a French organist and composer .