Parse this person name:

Dragica Y. Boris F. Schleich, Stollberg, flourished 1386-1426
user
first_name: Dragica
last_name: Schleich
middle_names:
- Y.
- Boris
- F.
temporal:
- start: 1386
  end: 1426
  type: flourished
titles: []
extra_info:
- Stollberg
assistant