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'.

Ex Input:
Toen ik de inhoud van dit akkoord onder ogen kreeg , verging mij evenwel alle lust tot feesten .

Ex Output:
None


Ex Input:
Vanwaar die interesse van de familie Baert voor Almanij ?

Ex Output:
Baert: B-PER


Ex Input:
De SBS-groep maakt wel behoorlijk veel verlies .

Ex Output:

None