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: Haar licentiaatsverhandeling maakte ze over lesbiennes .

Output: None


Input: Consider Input: Rechtsbedeling moet sneller en menselijker

Output: None


Input: Consider Input: Men wilde me de kans geven om alle energie in het snel evoluerende informaticagebeuren te investeren .


Output: None