Parse this person name:

Floris Spier (1755-1815, flourished 1777-1803)
user
first_name: Floris
last_name: Spier
middle_names: []
temporal:
- start: 1755
  end: 1815
  type: life_span
- start: 1777
  end: 1803
  type: flourished
titles: []
extra_info: []
assistant