Parse this person name:

Steven Marks, 1453-1514, flourished 1477-1492
user
first_name: Steven
last_name: Marks
middle_names: []
temporal:
- start: 1453
  end: 1514
  type: life_span
- start: 1477
  end: 1492
  type: flourished
titles: []
extra_info: []
assistant