YUP, in my white tee. @ Marina Bay Sands https://t.co/LxphSxemdf
Central Region
[{'url': 'https://t.co/LxphSxemdf', 'expanded_url': 'https://www.instagram.com/p/CHkC5OSLkx1/?igshid=1gxzo367abjgx', 'display_url': 'instagram.com/p/CHkC5OSLkx1/…', 'indices': [41, 64]}]
BAYFRONT SUBZONE
['yup', 'white', 'tee', 'marina', 'bay', 'sand', 'https://t.co/lxphsxemdf']
[]
white marina
yup white tee marina bay sands
  [
    {"relatedness": False, "type": "none", "explanation": "This post does not relate to a maintenance report feedback for a public flat house."},
    ]

It seems that the Twitter post "yup white tee marina bay sands" does not contain any information related to a maintenance report feedback for a public flat house. The post does not mention any specific issue or facility related to public housing, 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 a public flat house.