I don't know Martin
I do know Martin
pro:sub mod v n:prop
i don't know martin .
aɪ WORD_BOUNDARY d oʊ n t WORD_BOUNDARY n oʊ WORD_BOUNDARY m ɑː ɹ t ɪ n WORD_BOUNDARY
i WORD_BOUNDARY d o n ' t WORD_BOUNDARY k n o w WORD_BOUNDARY m a r t i n WORD_BOUNDARY