Parse this person name:

Giovanni Jansdr, 1237-1283, flourished 1262-1273
user
first_name: Giovanni
last_name: Jansdr
middle_names: []
temporal:
- start: 1237
  end: 1283
  type: life_span
- start: 1262
  end: 1273
  type: flourished
titles: []
extra_info: []
assistant