チャンギついた。Grabでサクッと港へ。 https://t.co/jbt2lPKo1n
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Singapore Changi Airport (SIN)
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CHANGI AIRPORT
grab
grab
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to public housing or maintenance issues."},
    ]


It seems that the post does not relate to a maintenance report feedback to a public flat house. The post simply says "grab" without providing any context or information related to maintenance or public housing. Therefore, the answer is that the post does not relate to a maintenance report feedback to public flat house.