Goodbyes are always Bittersweet ❤️ @ Singapore https://t.co/AGAV5D5DCL
<a href="http://instagram.com" rel="nofollow">Instagram</a>
Central Region
[{'url': 'https://t.co/AGAV5D5DCL', 'expanded_url': 'https://www.instagram.com/p/CDLu0YbnykF/?igshid=12gtz2oqmjq6h', 'display_url': 'instagram.com/p/CDLu0YbnykF/…', 'indices': [47, 70]}]
MARINA CENTRE
['goodbye', 'always', 'bittersweet', '❤', '️', 'singapore', 'https://t.co/agav5d5dcl']
[]
always bittersweet
goodbyes always bittersweet singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat house."},
    ]

The provided Twitter post does not relate to a maintenance report feedback for a public flat house. The post expresses a sentiment of goodbyes being bittersweet, which does not align with the topic of maintenance report feedback. Therefore, the answer is a JSON object with "relatedness" set to False, "type" set to "none", and "explanation" set to a short explanation that the post is not related to the topic.