19082021: pretty pretty. #flowers #colorful #19082021 @ Chinatown Point https://t.co/Rgz4OO88OZ
Central Region
[{'url': 'https://t.co/Rgz4OO88OZ', 'expanded_url': 'https://www.instagram.com/p/CSwtA9GhVrZ/?utm_medium=twitter', 'display_url': 'instagram.com/p/CSwtA9GhVrZ/…', 'indices': [72, 95]}]
CHINA SQUARE
['19082021', 'pretty', 'pretty', '#flowers', '#colorful', '#19082021', 'chinatown', 'point', 'https://t.co/rgz4oo88oz']
['pretty', 'pretty', 'pretty', 'pretty', 'pretty', 'pretty', 'pretty', 'pretty']
pretty pretty #flowers #colorful #         chinatown point
19082021 pretty pretty flowers colorful 19082021 chinatown 0
  [
    {"relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat houses."},
    ]

The given Twitter post does not relate to a maintenance report feedback to public flat houses. The post simply shows a picture of pretty flowers and mentions the location "Chinatown" without any mention of maintenance or facilities related issues. Therefore, the answer is a JSON object with "relatedness" set to False, "type" set to "none", and "explanation" set to a short explanation indicating that the post is not related to the requested topic.