am Fahrkartenschalter muss man warten
an müssen man warten
prep mod pro v
am fahrkartenschalter muss man warten ?
 a m WORD_BOUNDARY f aː ɐ k a ɐ t ɛ n ʃ a l t ɐ WORD_BOUNDARY m ʊ s WORD_BOUNDARY m a n WORD_BOUNDARY v a ɐ t ə n WORD_BOUNDARY
a m WORD_BOUNDARY f a h r k a r t e n s c h a l t e r WORD_BOUNDARY m u s s WORD_BOUNDARY m a n WORD_BOUNDARY w a r t e n WORD_BOUNDARY