Akademio de Esperanto
The Akademio de Esperanto ( AdE; English: Academy of Esperanto ) is an independent body of enthusiastic Esperanto speakers who steward the evolution of said language by keeping it consistent with the "Fundamento de Esperanto" in accordance with the Declaration of Boulogne . 
<triplet> Akademio de Esperanto <subj> Esperanto <obj> field of work <triplet> Esperanto <subj> Akademio de Esperanto <obj> language regulatory body <triplet> Fundamento de Esperanto <subj> Esperanto <obj> main subject