Parse this person name:

Kathryn Martin, 1204-1274, flourished 1224-1237
user
first_name: Kathryn
last_name: Martin
middle_names: []
temporal:
- start: 1204
  end: 1274
  type: life_span
- start: 1224
  end: 1237
  type: flourished
titles: []
extra_info: []
assistant