Parse this person name:

Cosimo Steuer, 1313-1356, flourished 1337-1351
user
first_name: Cosimo
last_name: Steuer
middle_names: []
temporal:
- start: 1313
  end: 1356
  type: life_span
- start: 1337
  end: 1351
  type: flourished
titles: []
extra_info: []
assistant