Parse this person name:

Gunda Weihmann (1317-1393, flourished 1340-1368)
user
first_name: Gunda
last_name: Weihmann
middle_names: []
temporal:
- start: 1317
  end: 1393
  type: life_span
- start: 1340
  end: 1368
  type: flourished
titles: []
extra_info: []
assistant