where where we going
where where we go
pro:int pro:rel pro:sub part
where where we going?
w ɛ ɹ WORD_BOUNDARY w ɛ ɹ WORD_BOUNDARY w iː WORD_BOUNDARY ɡ oʊ ɪ ŋ WORD_BOUNDARY
w h e r e WORD_BOUNDARY w h e r e WORD_BOUNDARY w e WORD_BOUNDARY g o i n g ? WORD_BOUNDARY