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: Het eerste wat ik tijdens mijn onderzoek deed , was vergelijken , op grond van de resultaten van de afgelopen vijfentwintig jaar .

Answer: None


Question: De cursussen kosten handenvol geld .

Answer: None


Question: ( Belga )

Answer:
None