Parse this person name:

Mark Mercks (1948-2010, flourished 1977-1996)
user
first_name: Mark
last_name: Mercks
middle_names: []
temporal:
- start: 1948
  end: 2010
  type: life_span
- start: 1977
  end: 1996
  type: flourished
titles: []
extra_info: []
assistant