I'm at Sauna @ Carissa Park in Singapore https://t.co/Gn8uzPM42E
<a href="http://foursquare.com" rel="nofollow">Foursquare</a>
East Region
[{'url': 'https://t.co/Gn8uzPM42E', 'expanded_url': 'https://www.swarmapp.com/c/hZBChDJkNs7', 'display_url': 'swarmapp.com/c/hZBChDJkNs7', 'indices': [41, 64]}]
TAMPINES EAST
["i'm", 'sauna', 'carissa', 'park', 'singapore', 'https://t.co/gn8uzpm42e']
[]
sauna carissa park
sauna carissa park singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post does not relate to a maintenance report for a public flat house."},
    ]

The provided Twitter post does not mention any specific information related to a maintenance report for a public flat house, such as a broken facility, inconvenience, block number or street, or request for fixing. Therefore, the answer is "False" for the question "Does the post relate to a maintenance report feedback to public flat house?"