en el río delfines
en el río delfines ?
e̞ n WORD_BOUNDARY e̞ l WORD_BOUNDARY ɾ j o̞ WORD_BOUNDARY d e̞ l f i n e̞ s WORD_BOUNDARY
e n WORD_BOUNDARY e l WORD_BOUNDARY r í o WORD_BOUNDARY d e l f i n e s WORD_BOUNDARY ? WORD_BOUNDARY