Parse this person name:

Mirthe le Gulcher (1814-1894, flourished 1830-1859)
user
first_name: Mirthe
last_name: le Gulcher
middle_names: []
temporal:
- start: 1814
  end: 1894
  type: life_span
- start: 1830
  end: 1859
  type: flourished
titles: []
extra_info: []
assistant