Checkin (@ Porcelain Hotel in Singapore) https://t.co/mQRy5I8iP8 https://t.co/2VzoQ8sxqa
<a href="https://www.swarmapp.com" rel="nofollow">Foursquare Swarm</a>
Central Region
[{'url': 'https://t.co/mQRy5I8iP8', 'expanded_url': 'https://www.swarmapp.com/c/am3APN01GI0', 'display_url': 'swarmapp.com/c/am3APN01GI0', 'indices': [41, 64]}]
CHINATOWN
['checkin', 'porcelain', 'hotel', 'singapore', 'https://t.co/mqry5i8ip8', 'https://t.co/2vzoq8sxqa']
[]
porcelain hotel
checkin porcelain hotel singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post does not relate to a maintenance report feedback for a public flat house."},
    ]

It seems that the post you provided does not mention anything related to maintenance report feedback for a public flat house. The word "checkin" suggests that the post is likely related to checking into a hotel, and the mention of "Porcelain Hotel Singapore" provides more context. Therefore, the answer is that the post does not relate to a maintenance report feedback for a public flat house.