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: Ik heb ook het scoringspercentage van de gemiddelde Nederlandse voetballer vanop elf meter onderzocht .

Output: None


Input: Consider Input: Zekerheid is er echter nog steeds niet .

Output: None


Input: Consider Input: Lode Delputte


Output: Lode: B-PER, Delputte: I-PER