sentence: Suddenly , Agatha sees , through the windows , a 30-year - old man . He 's tall and is wearing 19th century clothes . He is John , a known vampire who lives in that district .
modified: Suddenly Agatha sees , behind the windows , a 30 years ' man , he 's tall and wears 19th century clothes ; he is John , a known vampire who lives in that district .
transformation: PUNCT, PREP, OTHER, PUNCT, VERB:TENSE, PUNCT