You will be given a definition of a task first, then some input of the task.
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'.

Van de Wouwer had al vroeg door dat Elli de te kloppen man zou worden .
Output:
Van: B-PER, de: I-PER, Wouwer: I-PER, Elli: B-PER