birdie is singing so pretty
bird be sing so pretty
n aux part adv adj
birdie is singing so pretty .
b ɜː d i WORD_BOUNDARY ɪ z WORD_BOUNDARY s ɪ ŋ ɪ ŋ WORD_BOUNDARY s oʊ WORD_BOUNDARY p ɹ ɪ t i WORD_BOUNDARY
b i r d i e WORD_BOUNDARY i s WORD_BOUNDARY s i n g i n g WORD_BOUNDARY s o WORD_BOUNDARY p r e t t y WORD_BOUNDARY