Parse this person name:

Ivan Sokolov, 1755-1818, flourished 1775-1793
user
first_name: Ivan
last_name: Sokolov
middle_names: []
temporal:
- start: 1755
  end: 1818
  type: life_span
- start: 1775
  end: 1793
  type: flourished
titles: []
extra_info: []
assistant