Joseph-Ermend Bonnal
He then studied piano at the Conservatoire de Paris under Charles-Wilfrid de Bériot , harmony under Antoine Taudou , composition under Gabriel Fauré and organ under Alexandre Guilmant and Louis Vierne . 
<triplet> Antoine Taudou <subj> Conservatoire de Paris <obj> employer <triplet> Gabriel Fauré <subj> Conservatoire de Paris <obj> employer <triplet> Alexandre Guilmant <subj> organ <obj> instrument <triplet> Louis Vierne <subj> Conservatoire de Paris <obj> educated at <subj> organ <obj> instrument