Parse this person name:

David Foucher, 1724-1792, flourished 1754-1778
user
first_name: David
last_name: Foucher
middle_names: []
temporal:
- start: 1724
  end: 1792
  type: life_span
- start: 1754
  end: 1778
  type: flourished
titles: []
extra_info: []
assistant