Parse this person name:

Morris Riem (1455-1533, flourished 1483-1511)
user
first_name: Morris
last_name: Riem
middle_names: []
temporal:
- start: 1455
  end: 1533
  type: life_span
- start: 1483
  end: 1511
  type: flourished
titles: []
extra_info: []
assistant