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:
De fout werd echter al daarvoor opgemerkt .
answer:
None


question:
Analisten zijn tevreden over Colruyt
answer:
None


question:
Elektriciteit
answer:

None