bist du der Stefan
bist du der stefan ?
b ɪ s t WORD_BOUNDARY d uː WORD_BOUNDARY d ɛ ɐ WORD_BOUNDARY ʃ t eː f aː n WORD_BOUNDARY
b i s t WORD_BOUNDARY d u WORD_BOUNDARY d e r WORD_BOUNDARY s t e f a n WORD_BOUNDARY