Parse this person name:

Álvarez, Onofre G. M.., Murcia (1882-1940)
user
first_name: Onofre
last_name: Álvarez
middle_names:
- G.
- M.
temporal:
- start: 1882
  end: 1940
  type: life_span
titles: []
extra_info:
- Murcia
assistant