I'm at Nails Chemistry https://t.co/sWN0a9BuiG
East Region
[{'url': 'https://t.co/sWN0a9BuiG', 'expanded_url': 'https://www.swarmapp.com/c/fvuM8T2lsOo', 'display_url': 'swarmapp.com/c/fvuM8T2lsOo', 'indices': [23, 46]}]
TAMPINES EAST
["i'm", 'nail', 'chemistry', 'https://t.co/swn0a9buig']
[]
chemistry
nails chemistry
  [
    {"relatedness": False, "type": "none", "explanation": "This post does not relate to maintenance report feedback for public flat house."},
    ]

It seems that the Twitter post "nails chemistry" does not relate to a maintenance report feedback for a public flat house. The post does not mention any specific issue or facility related to public housing, and therefore it does not fit the category of maintenance report feedback.