ab ab die tür is ab
ab ab die tür is ab .
 a p WORD_BOUNDARY  a p WORD_BOUNDARY d iː WORD_BOUNDARY t yː ɐ WORD_BOUNDARY  iː s WORD_BOUNDARY  a p WORD_BOUNDARY
a b WORD_BOUNDARY a b WORD_BOUNDARY d i e WORD_BOUNDARY t ü r WORD_BOUNDARY i s WORD_BOUNDARY a b WORD_BOUNDARY