Parse this person name:

Zachary Malone-Obrien, 1815-1862, flourished 1841-1857
user
first_name: Zachary
last_name: Malone-Obrien
middle_names: []
temporal:
- start: 1815
  end: 1862
  type: life_span
- start: 1841
  end: 1857
  type: flourished
titles: []
extra_info: []
assistant