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: Georges Ruggiu kan binnen negen jaar vrij zijn

Output: Georges: B-PER, Ruggiu: I-PER


Input: Consider Input: Elke uitzending duurt tweeÃƒÆ’Ã‚Â«neenhalf uur , maar dan wel verspreid over de drie verschillende media .

Output: None


Input: Consider Input: Agfa stopt met gelatine


Output: None