Parse this person name:

Loes van Herstal-van der Flaas (1229-1292, flourished 1248-1266)
user
first_name: Loes
last_name: van Herstal-van der Flaas
middle_names: []
temporal:
- start: 1229
  end: 1292
  type: life_span
- start: 1248
  end: 1266
  type: flourished
titles: []
extra_info: []
assistant