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 Input:
Het rapport

Ex Output:
None


Ex Input:
Haar licentiaatsverhandeling maakte ze over lesbiennes .

Ex Output:
None


Ex Input:
Er worden veel meer zaken verkocht dan je in een plantenkwekerij zou verwachten .

Ex Output:

None