Parse this person name:

Otmar Killer (1699-1757, flourished 1715-1737)
user
first_name: Otmar
last_name: Killer
middle_names: []
temporal:
- start: 1699
  end: 1757
  type: life_span
- start: 1715
  end: 1737
  type: flourished
titles: []
extra_info: []
assistant