I'm going let's go down stairs
I go let go down stair
pro:sub part v v adv n
i'm going let's go down stairs .
aɪ m WORD_BOUNDARY ɡ oʊ ɪ ŋ WORD_BOUNDARY l ɛ t s WORD_BOUNDARY ɡ oʊ WORD_BOUNDARY d aʊ n WORD_BOUNDARY s t ɛ ɹ z WORD_BOUNDARY
i ' m WORD_BOUNDARY g o i n g WORD_BOUNDARY l e t ' s WORD_BOUNDARY g o WORD_BOUNDARY d o w n WORD_BOUNDARY s t a i r s WORD_BOUNDARY