Thank you Mercure! &lt;3 @ Grand Mercure Singapore Roxy https://t.co/CSa9I0IXFP
<a href="http://instagram.com" rel="nofollow">Instagram</a>
Central Region
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MARINE PARADE
['thank', 'mercure', '<3', 'grand', 'mercure', 'singapore', 'roxy', 'https://t.co/csa9i0ixfp']
[]
thank grand roxy
thank mercure lt 3 grand mercure singapore roxy
  [
    {"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 any maintenance issue or feedback related to a public flat house. The post simply thanks Mercure LT 3 Grand Mercure Singapore Roxy, which is likely a hotel or accommodation establishment. Therefore, the answer is that the post does not relate to a maintenance report feedback for a public flat house.