klettert an den Ecken
klettert an den ecken .
k l ɛ t ɐ t WORD_BOUNDARY  a n WORD_BOUNDARY d eː n WORD_BOUNDARY  ɛ k ə n WORD_BOUNDARY
k l e t t e r t WORD_BOUNDARY a n WORD_BOUNDARY d e n WORD_BOUNDARY e c k e n WORD_BOUNDARY