Parse this person name:

Gerd Flantz (1320-1382, flourished 1338-1353)
user
first_name: Gerd
last_name: Flantz
middle_names: []
temporal:
- start: 1320
  end: 1382
  type: life_span
- start: 1338
  end: 1353
  type: flourished
titles: []
extra_info: []
assistant