Parse this person name:

Bernard Techer, 1785-1863, flourished 1812-1838
user
first_name: Bernard
last_name: Techer
middle_names: []
temporal:
- start: 1785
  end: 1863
  type: life_span
- start: 1812
  end: 1838
  type: flourished
titles: []
extra_info: []
assistant