Parse this person name:

Severo Perelló, 1320-1374, flourished 1340-1360
user
first_name: Severo
last_name: Perelló
middle_names: []
temporal:
- start: 1320
  end: 1374
  type: life_span
- start: 1340
  end: 1360
  type: flourished
titles: []
extra_info: []
assistant