bist du an der Bergstation gewesen
sein du an der sein
cop pro:per prep det:art part
bist du an der bergstation gewesen ?
b ɪ s t WORD_BOUNDARY d uː WORD_BOUNDARY  a n WORD_BOUNDARY d ɛ ɐ WORD_BOUNDARY b ɛ ɐ k s t a ts j oː n WORD_BOUNDARY ɡ ə v eː z ə n WORD_BOUNDARY
b i s t WORD_BOUNDARY d u WORD_BOUNDARY a n WORD_BOUNDARY d e r WORD_BOUNDARY b e r g s t a t i o n WORD_BOUNDARY g e w e s e n WORD_BOUNDARY