first it is and then it isn't
first it be and then it be
adv pro:per cop coord adv:tem pro:per cop
first it is and then it isn't?
f ɜː s t WORD_BOUNDARY ɪ t WORD_BOUNDARY ɪ z WORD_BOUNDARY æ n d WORD_BOUNDARY ð ɛ n WORD_BOUNDARY ɪ t WORD_BOUNDARY ɪ z ə n t WORD_BOUNDARY
f i r s t WORD_BOUNDARY i t WORD_BOUNDARY i s WORD_BOUNDARY a n d WORD_BOUNDARY t h e n WORD_BOUNDARY i t WORD_BOUNDARY i s n ' t ? WORD_BOUNDARY