was klingelt denn da so
was klingelt denn da so ?
v a s WORD_BOUNDARY k l ɪ ŋ ə l t WORD_BOUNDARY d ɛ n WORD_BOUNDARY d aː WORD_BOUNDARY z oː WORD_BOUNDARY
w a s WORD_BOUNDARY k l i n g e l t WORD_BOUNDARY d e n n WORD_BOUNDARY d a WORD_BOUNDARY s o WORD_BOUNDARY