I saw him but
I see him but
pro:sub v pro:obj conj
i saw him but.
aɪ WORD_BOUNDARY s ɔ WORD_BOUNDARY h ɪ m WORD_BOUNDARY b ʌ t WORD_BOUNDARY
i WORD_BOUNDARY s a w WORD_BOUNDARY h i m WORD_BOUNDARY b u t . WORD_BOUNDARY