I'm at Lee Tat Seng Polyethylene Co https://t.co/vdNY500b6R
<a href="http://foursquare.com" rel="nofollow">Foursquare</a>
Central Region
[{'url': 'https://t.co/vdNY500b6R', 'expanded_url': 'https://www.swarmapp.com/c/7QpdH8XdqAC', 'display_url': 'swarmapp.com/c/7QpdH8XdqAC', 'indices': [36, 59]}]
BOON KENG
["i'm", 'lee', 'tat', 'seng', 'polyethylene', 'co', 'https://t.co/vdny500b6r']
[]
polyethylene
lee tat seng polyethylene co
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to public housing or maintenance report feedback."},
    ]

The post does not seem to relate to a maintenance report feedback to public flat house. The phrase "lee tat seng polyethylene co" does not contain any keywords related to maintenance or public housing. Therefore, the answer is "False" for the "relatedness" field, and the "type" field is set to "none" since it is not related to any specific category. The "explanation" field provides a brief explanation for why the post is not related to the given topic.