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'.

[EX Q]: Alain Devos
[EX A]: Alain: B-PER, Devos: I-PER

[EX Q]: Zij dwalen .
[EX A]: None

[EX Q]: De dame op leeftijd kijkt vertwijfeld naar het witte gebouwtje in de verte .
[EX A]:
None