In this task, you will be presented with a question in Dutch language, and you have to write the person names from the question if present. B denotes the first item of a phrase and an I any non-initial word. Phrase used for the person name - PER. There can be instances with no person name entity, then return 'None'.

Input: Consider Input: Het kan vernietigd worden of ...

Output: None


Input: Consider Input: Erkenning brengt subsidiÃƒÆ’Ã‚Â«ring mee , zelfs betoelaging van scholen op basis van deze confessies .

Output: None


Input: Consider Input: Feit is dat het om een symbolisch en financieel zwaar wegend contract gaat .


Output: None