Parse this person name:

Walter Salz, 1729-1792, flourished 1752-1771
user
first_name: Walter
last_name: Salz
middle_names: []
temporal:
- start: 1729
  end: 1792
  type: life_span
- start: 1752
  end: 1771
  type: flourished
titles: []
extra_info: []
assistant