Singapore beautiful shoreline @ Singapore https://t.co/bY5O2BRpxs
<a href="http://instagram.com" rel="nofollow">Instagram</a>
Central Region
[{'url': 'https://t.co/bY5O2BRpxs', 'expanded_url': 'https://www.instagram.com/p/B-JwUbkpeRK/?igshid=1gs8wo04c3hwp', 'display_url': 'instagram.com/p/B-JwUbkpeRK/…', 'indices': [42, 65]}]
MARINA CENTRE
['singapore', 'beautiful', 'shoreline', 'singapore', 'https://t.co/by5o2brpxs']
['beautiful', 'beautiful']
beautiful
singapore beautiful shoreline singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post 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 is about the beauty of Singapore's shoreline, which is not a maintenance-related topic. Therefore, the answer is { "relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat house." }.