instruction:
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'.
question:
En precies daar wringt het schoentje .
answer:
None


question:
Kosten LPG-vervoer worden ' variabel '
answer:
None


question:
Een Bergkamp die zo in de allerlaatste minuut een wereldgoal maakt tegen ArgentiniÃƒÆ’Ã‚Â« ( WK 1998 , ddc ) .
answer:

Bergkamp: B-PER, ddc: B-PER