The 17th blood donation. @ Bloodbank@HSA https://t.co/WUhU8XLkBF
<a href="http://instagram.com" rel="nofollow">Instagram</a>
Central Region
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SINGAPORE GENERAL HOSPITAL
['17th', 'blood', 'donation', 'bloodbank', '@hsa', 'https://t.co/wuhu8xlkbf']
['donation']
blood donation @hsa
17th blood donation bloodbank
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to maintenance report feedback for public flat house."},
    ]

It seems that the post does not relate to a maintenance report feedback for a public flat house. The term "blood donation bloodbank" does not mention anything about maintenance or public housing, so it is not relevant to the category you provided.