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:
Vanmiddag zijn temperaturen van 25 graden en meer bereikbaar .

Ex Output:
None


Ex Input:
Screening is een forse bron van inkomsten , maar er is verder geen bewijs dat screening op huidkanker de sterfte doet dalen

Ex Output:
None


Ex Input:
Anouk niet op Werchter

Ex Output:

Anouk: B-PER