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'.

Input: Consider Input: De Belgische regering neemt volgens minister van Buitenlandse Zaken Louis Michel ( PRL ) " een afwachtende houding aan " .

Output: Louis: B-PER, Michel: I-PER


Input: Consider Input: " Hij heeft mensen van OKC bedreigd .

Output: None


Input: Consider Input: Maar zover staan we vandaag nog niet .


Output: None