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: Als nationaal secretaris daarvan zou hij zich in 1995 aansluiten bij het antikernwapenprotest in Muruora .
Example Output: None

Example Input: " Ik ben ontzettend blij met deze comeback .
Example Output: None

Example Input: Verlies van Associated weavers was in frank
Example Output:
None