Me and sis at the #infinitypool @ Marina Bay Sands https://t.co/20MzdmAkj3
<a href="http://instagram.com" rel="nofollow">Instagram</a>
Central Region
[{'url': 'https://t.co/20MzdmAkj3', 'expanded_url': 'https://www.instagram.com/p/B9dycqjnLLr/?igshid=knhtz0qooctj', 'display_url': 'instagram.com/p/B9dycqjnLLr/…', 'indices': [51, 74]}]
BAYFRONT SUBZONE
['si', '#infinitypool', 'marina', 'bay', 'sand', 'https://t.co/20mzdmakj3']
[]
#infinitypool marina
sis infinitypool 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 you provided does not mention anything related to maintenance report feedback for a public flat house. The post simply mentions "sis infinitypool marina bay sands" without any context or information that would suggest otherwise. Therefore, the answer is that the post does not relate to a maintenance report feedback for a public flat house.