unas gafas y de quien
unas gafas y de quien ?
u n a s WORD_BOUNDARY ɡ a f a s WORD_BOUNDARY i WORD_BOUNDARY d e̞ WORD_BOUNDARY k j e̞ n WORD_BOUNDARY
u n a s WORD_BOUNDARY g a f a s WORD_BOUNDARY y WORD_BOUNDARY d e WORD_BOUNDARY q u i e n WORD_BOUNDARY ? WORD_BOUNDARY