Parse this person name:

Kelsey Medina (1888-1939, flourished 1911-1928)
user
first_name: Kelsey
last_name: Medina
middle_names: []
temporal:
- start: 1888
  end: 1939
  type: life_span
- start: 1911
  end: 1928
  type: flourished
titles: []
extra_info: []
assistant