Parse this person name:

Richard Perrin-Mercier, 1370-1416, flourished 1387-1399
user
first_name: Richard
last_name: Perrin-Mercier
middle_names: []
temporal:
- start: 1370
  end: 1416
  type: life_span
- start: 1387
  end: 1399
  type: flourished
titles: []
extra_info: []
assistant