I'm at PLQ Mall in Singapore https://t.co/6Wqi9KvUU6
<a href="http://foursquare.com" rel="nofollow">Foursquare</a>
Central Region
[{'url': 'https://t.co/6Wqi9KvUU6', 'expanded_url': 'https://www.swarmapp.com/c/5lZvYHwlGCK', 'display_url': 'swarmapp.com/c/5lZvYHwlGCK', 'indices': [29, 52]}]
GEYLANG EAST
["i'm", 'plq', 'mall', 'singapore', 'https://t.co/6wqi9kvuu6']
[]
mall
plq mall singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to public housing or maintenance issues."},
    ]

It seems that the Twitter post "plq mall singapore" does not relate to a maintenance report feedback to public flat house. It is possible that the user is simply mentioning the name of a mall in Singapore, or that the post is unrelated to any specific topic.