Mary Helen went there
Mary Helen go there
n:prop n:prop v adv
mary helen went there .
m ɛ ɹ i WORD_BOUNDARY h ɛ l ə n WORD_BOUNDARY w ɛ n t WORD_BOUNDARY ð ɛ ɹ WORD_BOUNDARY
m a r y WORD_BOUNDARY h e l e n WORD_BOUNDARY w e n t WORD_BOUNDARY t h e r e WORD_BOUNDARY