Parse this person name:

Tycho Coenen (1242-1297, flourished 1257-1270)
user
first_name: Tycho
last_name: Coenen
middle_names: []
temporal:
- start: 1242
  end: 1297
  type: life_span
- start: 1257
  end: 1270
  type: flourished
titles: []
extra_info: []
assistant