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: Roesems 2:06 -- 9 .

Output: Roesems: B-PER


Input: Consider Input: Parijs

Output: None


Input: Consider Input: In het Rood-Klooster van Oudergem , waar hij zich samen met Vogels terugtrok , schildert Degreef 's winters in de sneeuw , met de laarzen aan en lurkend aan zijn pijp .


Output: Vogels: B-PER, Degreef: B-PER