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: Carlo Gepts over de radio- en televisieambities van VT4 in Vlaanderen
Example Output: Carlo: B-PER, Gepts: I-PER

Example Input: Imperial Invest werd voor 50 procent aandeelhouder van Continental Foods .
Example Output: None

Example Input: Het was niet de bedoeling om ÃƒÆ’Ã‚Â©ÃƒÆ’Ã‚Â©n van de theorieÃƒÆ’Ã‚Â«n voor de oplossing van de aanslag te kiezen .
Example Output:
None