das ist intereßant was
das ist intereßant was ?
d a s WORD_BOUNDARY  ɪ s t WORD_BOUNDARY  ɪ n t ə ʀ eː s a n t WORD_BOUNDARY v a s WORD_BOUNDARY
d a s WORD_BOUNDARY i s t WORD_BOUNDARY i n t e r e ß a n t WORD_BOUNDARY w a s WORD_BOUNDARY