Parse this person name:

Gregory Flores-Harrington (1817-1876, flourished 1840-1864)
user
first_name: Gregory
last_name: Flores-Harrington
middle_names: []
temporal:
- start: 1817
  end: 1876
  type: life_span
- start: 1840
  end: 1864
  type: flourished
titles: []
extra_info: []
assistant