ist das zu Ende da
ist das zu ende da ?
 ɪ s t WORD_BOUNDARY d a s WORD_BOUNDARY ts uː WORD_BOUNDARY  ɛ n d ə WORD_BOUNDARY d aː WORD_BOUNDARY
i s t WORD_BOUNDARY d a s WORD_BOUNDARY z u WORD_BOUNDARY e n d e WORD_BOUNDARY d a WORD_BOUNDARY