Given the task definition and input, reply with output. 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'.

Zaakvoerster Christiane Vandenbussche werd er daarbij van verdacht CVP-schepen van Ruimtelijke Ordening te zijn geworden om het betrokken ' BPA Kezelberg ' zelf te realiseren .

Christiane: B-PER, Vandenbussche: I-PER