Parse this person name:

Dina de Beer-de Bruin (1231-1309, flourished 1256-1272)
user
first_name: Dina
last_name: de Beer-de Bruin
middle_names: []
temporal:
- start: 1231
  end: 1309
  type: life_span
- start: 1256
  end: 1272
  type: flourished
titles: []
extra_info: []
assistant