Thorn among the __________.
.
.
Dinner gathering with classmates of more than three decades. @ Tampines https://t.co/GsmFu1flio
East Region
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SIMEI
['thorn', 'among', '___', '.\n.\n.', 'dinner', 'gathering', 'classmate', 'three', 'decade', 'tampines', 'https://t.co/gsmfu1flio']
['dinner', 'thorn']
thorn among dinner gathering with more than three
thorn among dinner gathering classmates 3 decades tampines
  [
    {"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 anything related to maintenance report feedback for a public flat house. The post simply mentions a "thorn" among dinner gathering classmates 3 decades ago in Tampines, which does not fit the given category.