Parse this person name:

Pietro Röhrdanz (1335-1379, flourished 1351-1368)
user
first_name: Pietro
last_name: Röhrdanz
middle_names: []
temporal:
- start: 1335
  end: 1379
  type: life_span
- start: 1351
  end: 1368
  type: flourished
titles: []
extra_info: []
assistant