Parse this person name:

Joshua Lang, 1877-1954, flourished 1894-1923
user
first_name: Joshua
last_name: Lang
middle_names: []
temporal:
- start: 1877
  end: 1954
  type: life_span
- start: 1894
  end: 1923
  type: flourished
titles: []
extra_info: []
assistant