running is a great exercise
run be a great exercise
n:gerund cop det:art adj n
running is a great exercise .
ɹ ʌ n ɪ ŋ WORD_BOUNDARY ɪ z WORD_BOUNDARY ɐ WORD_BOUNDARY ɡ ɹ eɪ t WORD_BOUNDARY ɛ k s ɚ s aɪ z WORD_BOUNDARY
r u n n i n g WORD_BOUNDARY i s WORD_BOUNDARY a WORD_BOUNDARY g r e a t WORD_BOUNDARY e x e r c i s e WORD_BOUNDARY