Parse this person name:

Merle Genefaas-van Dongen, flourished 1775-1808, flourished 1775-1808
user
first_name: Merle
last_name: Genefaas-van Dongen
middle_names: []
temporal:
- start: 1775
  end: 1808
  type: flourished
titles: []
extra_info: []
assistant