Parse this person name:

Leszek Kitzmann (1340-1416, flourished 1361-1386)
user
first_name: Leszek
last_name: Kitzmann
middle_names: []
temporal:
- start: 1340
  end: 1416
  type: life_span
- start: 1361
  end: 1386
  type: flourished
titles: []
extra_info: []
assistant