Use up the voucher (@ KFC - @kfc_sg in Singapore) https://t.co/FOv9D428UJ https://t.co/wnllXrDJit
<a href="http://foursquare.com" rel="nofollow">Foursquare</a>
Central Region
[{'url': 'https://t.co/FOv9D428UJ', 'expanded_url': 'https://www.swarmapp.com/c/l6TzCyL436n', 'display_url': 'swarmapp.com/c/l6TzCyL436n', 'indices': [50, 73]}]
BENDEMEER
['use', 'voucher', 'kfc', '@kfc_sg', 'singapore', 'https://t.co/fov9d428uj', 'https://t.co/wnllxrdjit']
['voucher']
voucher @kfc sg
use voucher kfc singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat house."},
    ]

It seems that the post does not relate to a maintenance report feedback for a public flat house. The term "use voucher kfc singapore" does not suggest any issue or inconvenience related to a public flat house, and therefore it is not within the scope of the prompt.