Parse this person name:

Robin Jansse, 1238-1279, flourished 1255-1274
user
first_name: Robin
last_name: Jansse
middle_names: []
temporal:
- start: 1238
  end: 1279
  type: life_span
- start: 1255
  end: 1274
  type: flourished
titles: []
extra_info: []
assistant