Definition: 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'.

Positive Example 1 -
Input: De belle van het bal is Hillary
Output: Hillary: B-PER, Clinton: I-PER

Positive Example 2 -
Input: Mpenza -- hij begon gaandeweg zelfs ÃƒÆ’Ã‚Â©cht op Davids te lijken -- mocht draaien en keren zoveel hij wou , de squadra azzura stond pal.
Output: Mpenza: B-PER, Davids: B-PER

Negative Example 1 -
Input: Stan Ockers
Output: Stan: B-PER, Ockers: I-PER

Negative Example 2 -
Input: Lucien Van Impe
Output: Lucien: B-PER, Van: I-PER, Impe: I-PER

Now complete the following example -
Input: Zijn beoordeling , donderdagavond : eerste van de Boer ( 5 op 10 ) , eerste van Kluivert ( 5,5 ) , tweede van de Boer ( 0 ) , Stam ( 3 ) , tweede van Kluivert ( 6 ) , Bosvelt ( 4 ) .

Answer: de: B-PER, Boer: I-PER, Kluivert: B-PER, de: B-PER, Boer: I-PER, Stam: B-PER, Kluivert: B-PER, Bosvelt: B-PER