na Kerstin 's ist gut
na kerstin 's ist gut ?
n ɑː WORD_BOUNDARY k ɛ ɾ s t ɪ n WORD_BOUNDARY  ɛ s WORD_BOUNDARY  ɪ s t WORD_BOUNDARY ɡ uː t WORD_BOUNDARY
n a WORD_BOUNDARY k e r s t i n WORD_BOUNDARY ' s WORD_BOUNDARY i s t WORD_BOUNDARY g u t WORD_BOUNDARY