y de qué material
y de qué material ?
i WORD_BOUNDARY d e̞ WORD_BOUNDARY k e̞ WORD_BOUNDARY m a t e̞ ɾ j a l WORD_BOUNDARY
y WORD_BOUNDARY d e WORD_BOUNDARY q u é WORD_BOUNDARY m a t e r i a l WORD_BOUNDARY ? WORD_BOUNDARY