Parse this person name:

Esmée de Gruson (1324-1396, flourished 1350-1380)
user
first_name: Esmée
last_name: de Gruson
middle_names: []
temporal:
- start: 1324
  end: 1396
  type: life_span
- start: 1350
  end: 1380
  type: flourished
titles: []
extra_info: []
assistant