Parse this person name:

Katrina Johnson, 1878-1956, flourished 1893-1913
user
first_name: Katrina
last_name: Johnson
middle_names: []
temporal:
- start: 1878
  end: 1956
  type: life_span
- start: 1893
  end: 1913
  type: flourished
titles: []
extra_info: []
assistant