en Iris is in bed
en iris is in bed .
 ɛ n WORD_BOUNDARY  i r ɪ s WORD_BOUNDARY  ɪ s WORD_BOUNDARY  ɪ n WORD_BOUNDARY b ɛ t WORD_BOUNDARY
e n WORD_BOUNDARY i r i s WORD_BOUNDARY i s WORD_BOUNDARY i n WORD_BOUNDARY b e d WORD_BOUNDARY