Happy to be back on the road! @ Singapore https://t.co/1439nsvlgx
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Central Region
[{'url': 'https://t.co/1439nsvlgx', 'expanded_url': 'https://www.instagram.com/p/B9vVr6SBlrm/?igshid=1n1gybcyw0hlm', 'display_url': 'instagram.com/p/B9vVr6SBlrm/…', 'indices': [42, 65]}]
MARINA CENTRE
['happy', 'back', 'road', 'singapore', 'https://t.co/1439nsvlgx']
['happy', 'happy', 'happy', 'happy']
happy back road
happy back road singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat house."},
    ]

It seems that the post "happy back road singapore" does not relate to a maintenance report feedback for a public flat house. The post does not mention any specific issue or problem with a facility or infrastructure, and does not appear to be a complaint or feedback of any kind. Therefore, the answer is that the post does not relate to a maintenance report feedback for public flat house.