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:
De crocodiles of industry namen hen niet ernstig , zoals Lernout & Hauspie of Steve Jobs in den beginne ook konden ervaren .

Ex Output:
Steve: B-PER, Jobs: I-PER


Ex Input:
" Ik heb geweend , weet u .

Ex Output:
None


Ex Input:
Advocaat OKC : ' Moeder is verantwoordelijk '

Ex Output:

None