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'.

Example Input: Er wordt van mij nu nog meer verwacht dan vroeger .
Example Output: None

Example Input: Concreet : voor LPG-rijders die minder dan 20.000 km per jaar rijden , betekenen deze maatregelen een flinke besparing .
Example Output: None

Example Input: Commissie FinanciÃƒÆ’Ã‚Â«n
Example Output:
None