I was kidding but
I be kid but
pro:sub aux part conj
i was kidding but .
aɪ WORD_BOUNDARY w ʌ z WORD_BOUNDARY k ɪ d ɪ ŋ WORD_BOUNDARY b ʌ t WORD_BOUNDARY
i WORD_BOUNDARY w a s WORD_BOUNDARY k i d d i n g WORD_BOUNDARY b u t WORD_BOUNDARY