Parse this person name:

Jip Geldens (1323-1387, flourished 1340-1351)
user
first_name: Jip
last_name: Geldens
middle_names: []
temporal:
- start: 1323
  end: 1387
  type: life_span
- start: 1340
  end: 1351
  type: flourished
titles: []
extra_info: []
assistant