wer tastet an der Wand
wer tastet an der wand ?
v eː ɾ WORD_BOUNDARY t a s t ə t WORD_BOUNDARY  a n WORD_BOUNDARY d ɛ ɾ WORD_BOUNDARY v a n t WORD_BOUNDARY
w e r WORD_BOUNDARY t a s t e t WORD_BOUNDARY a n WORD_BOUNDARY d e r WORD_BOUNDARY w a n d WORD_BOUNDARY