back here again zz 🥱😷 https://t.co/RajCLlMdtV
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Changi General Hospital (CGH)
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SIMEI
['back', 'zz', '🥱', '😷', 'https://t.co/rajcllmdtv']
[]
back here again
back zz
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to public housing or maintenance issues."},
    ]

It seems that the Twitter post "back zz" does not relate to a maintenance report feedback to a public flat house. The post does not mention any specific issues or facilities related to public housing, and therefore it does not meet the criteria for a maintenance report feedback.