es difícil o es fácil
es difícil o es fácil ?
e̞ s WORD_BOUNDARY d i f i s i l WORD_BOUNDARY o̞ WORD_BOUNDARY e̞ s WORD_BOUNDARY f a s i l WORD_BOUNDARY
e s WORD_BOUNDARY d i f í c i l WORD_BOUNDARY o WORD_BOUNDARY e s WORD_BOUNDARY f á c i l WORD_BOUNDARY ? WORD_BOUNDARY