Still Impressive with Samsung Galaxy S9 Plus @ Alexandra Hospital https://t.co/kQIXz94QYL
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Central Region
[{'url': 'https://t.co/kQIXz94QYL', 'expanded_url': 'https://www.instagram.com/p/CBI1MJ6hnR_786ZMbBR4o9SXhyAOQU9Cd_kHMs0/?igshid=1m36lguh6a6d4', 'display_url': 'instagram.com/p/CBI1MJ6hnR_7…', 'indices': [66, 89]}]
QUEENSWAY
ChIJ35pPzNwb2jERvzrum_NlsxI
['still', 'impressive', 'samsung', 'galaxy', 's9', 'plus', 'alexandra', 'hospital', 'https://t.co/kqixz94qyl']
['hospital', 'hospital', 'hospital']
still impressive with galaxy plus alexandra hospital
still impressive samsung galaxy s9 plus alexandra hospital
  [
    {"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 Samsung Galaxy S9+ and its impressive features, and does not mention any issue or inconvenience related to public housing. Therefore, the answer is { "relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat house." }.