I'm at Singapore Airshow - @sgairshow in Singapore https://t.co/PgpTvW1HSz
<a href="http://foursquare.com" rel="nofollow">Foursquare</a>
East Region
[{'url': 'https://t.co/PgpTvW1HSz', 'expanded_url': 'https://www.swarmapp.com/c/8LzRtOP5cUX', 'display_url': 'swarmapp.com/c/8LzRtOP5cUX', 'indices': [51, 74]}]
CHANGI AIRPORT
["i'm", 'singapore', 'airshow', '@sgairshow', 'singapore', 'https://t.co/pgptvw1hsz']
[]
@sgairshow
singapore airshow singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to maintenance report feedback for public flat house."},
    ]

The given Twitter post does not relate to a maintenance report feedback to public flat house. The post mentions "Singapore Airshow Singapore", which is an event or activity unrelated to maintenance reports 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 requested topic.