Parse this person name:

Arana Ugarte, Ramiro Y. Y. Lupita Benigno Osvaldo, 1940-1964
user
first_name: Ramiro
last_name: Arana Ugarte
middle_names:
- Y.
- Y.
- Lupita
- Benigno
- Osvaldo
temporal:
- start: 1940
  end: 1964
  type: life_span
titles: []
extra_info: []
assistant