Background: In Central Catalan, unstressed vowels reduce to three: /a e ɛ/ > [ə]; /o ɔ u/ > [u]; /i/ remains distinct. The other dialects have different vowel reduction processes (see the section pronunciation of dialects in this article).
Question: Where do unstressed vowels reduce to three?
Answer:<extra_id_0>.
<extra_id_0> In Central Catalan<extra_id_1>