un señor un señor
un señor un señor .
u n WORD_BOUNDARY s e̞ ɲ o̞ ɾ WORD_BOUNDARY u n WORD_BOUNDARY s e̞ ɲ o̞ ɾ WORD_BOUNDARY
u n WORD_BOUNDARY s e ñ o r WORD_BOUNDARY u n WORD_BOUNDARY s e ñ o r WORD_BOUNDARY . WORD_BOUNDARY