this is really hard to open
this be really hard to open
pro:dem cop adv adj inf v
this is really hard to open .
ð ɪ s WORD_BOUNDARY ɪ z WORD_BOUNDARY ɹ i ə l i WORD_BOUNDARY h ɑː ɹ d WORD_BOUNDARY t ʊ WORD_BOUNDARY oʊ p ə n WORD_BOUNDARY
t h i s WORD_BOUNDARY i s WORD_BOUNDARY r e a l l y WORD_BOUNDARY h a r d WORD_BOUNDARY t o WORD_BOUNDARY o p e n WORD_BOUNDARY