Dark @ Hell https://t.co/CHLI35Adfo
West Region
[{'url': 'https://t.co/CHLI35Adfo', 'expanded_url': 'https://www.instagram.com/p/CNe_if7hzkZB6feLE5izSBw44RBD0ANJjJdYJM0/?igshid=1r9jh7o0f6c6v', 'display_url': 'instagram.com/p/CNe_if7hzkZB…', 'indices': [12, 35]}]
CHOA CHU KANG NORTH
['dark', 'hell', 'https://t.co/chli35adfo']
['dark', 'hell', 'hell', 'hell', 'hell', 'hell']
dark hell
dark hell
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to public housing or maintenance issues."},
    ]

It seems that the post does not relate to a maintenance report feedback to a public flat house. The term "dark hell" does not provide any context or information that would suggest otherwise. Therefore, the answer is that the post does not relate to this category.