Parse this person name:

Christopher Patterson (1904-1973, flourished 1923-1941)
user
first_name: Christopher
last_name: Patterson
middle_names: []
temporal:
- start: 1904
  end: 1973
  type: life_span
- start: 1923
  end: 1941
  type: flourished
titles: []
extra_info: []
assistant