Keppel Bayで朝食。景色は良いけどかなり小さな島なのね。 https://t.co/mShWMj3omn
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MARITIME SQUARE
keppel bay
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to public housing or maintenance issues."},
    ]

It seems that the Twitter post "keppel bay" does not relate to a maintenance report feedback to public flat house. It is possible that the user is simply mentioning the name of a location or area, rather than referring to a specific maintenance issue.