auf den Boden oder an den Himmel
auf den boden oder an den himmel ?
 aʊ f WORD_BOUNDARY d eː n WORD_BOUNDARY b oː d ə n WORD_BOUNDARY  oː d ɐ WORD_BOUNDARY  a n WORD_BOUNDARY d eː n WORD_BOUNDARY h ɪ m ə l WORD_BOUNDARY
a u f WORD_BOUNDARY d e n WORD_BOUNDARY b o d e n WORD_BOUNDARY o d e r WORD_BOUNDARY a n WORD_BOUNDARY d e n WORD_BOUNDARY h i m m e l WORD_BOUNDARY