Parse this person name:

Tracy Snow-Duran (1430-1476, flourished 1448-1471)
user
first_name: Tracy
last_name: Snow-Duran
middle_names: []
temporal:
- start: 1430
  end: 1476
  type: life_span
- start: 1448
  end: 1471
  type: flourished
titles: []
extra_info: []
assistant