Parse this person name:

Ulf Hartung (1497-1558, flourished 1514-1539)
user
first_name: Ulf
last_name: Hartung
middle_names: []
temporal:
- start: 1497
  end: 1558
  type: life_span
- start: 1514
  end: 1539
  type: flourished
titles: []
extra_info: []
assistant