Parse this person name:

Mark Gregory-Haley, 1829-1875, flourished 1844-1864
user
first_name: Mark
last_name: Gregory-Haley
middle_names: []
temporal:
- start: 1829
  end: 1875
  type: life_span
- start: 1844
  end: 1864
  type: flourished
titles: []
extra_info: []
assistant