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'.

Example Input: De crocodiles of industry namen hen niet ernstig , zoals Lernout & Hauspie of Steve Jobs in den beginne ook konden ervaren .
Example Output: Steve: B-PER, Jobs: I-PER

Example Input: Advies
Example Output: None

Example Input: In totaal zal deze Traviata te zien zijn in 125 landen .
Example Output:
None