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'.

[Q]: De medische assistentie stelt afgescheurde ligamenten ter hoogte van het kniegewricht vast .
[A]: None


[Q]: " Hij heeft mensen van OKC bedreigd .
[A]: None


[Q]: " Veel radeloze betraande gezichten .
[A]:
None