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'.
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Question: En stiekem spieken bij een klasgenootje kan ook .

Answer: None


Question: Mannen :

Answer: None


Question: Puur materiaal-technisch bekeken doen we mee met de betere Europese landen .

Answer:
None