my dad's last name
my dad last name
det:poss adj n n
my dad's last name ?
m aɪ WORD_BOUNDARY d æ d z WORD_BOUNDARY l æ s t WORD_BOUNDARY n eɪ m WORD_BOUNDARY
m y WORD_BOUNDARY d a d ' s WORD_BOUNDARY l a s t WORD_BOUNDARY n a m e WORD_BOUNDARY