Natural sounds of sea waves - relaxing music of Mother Nature @ East Coast Park Singapore 新加坡 - 东海岸 https://t.co/QE60ZW9S0P
<a href="http://instagram.com" rel="nofollow">Instagram</a>
Central Region
[{'url': 'https://t.co/QE60ZW9S0P', 'expanded_url': 'https://www.instagram.com/p/CC3AeOUHV_L/?igshid=1g8uylx63zbba', 'display_url': 'instagram.com/p/CC3AeOUHV_L/…', 'indices': [100, 123]}]
MARINE PARADE
['natural', 'sound', 'sea', 'wave', 'relaxing', 'music', 'mother', 'nature', 'east', 'coast', 'park', 'singapore', '新加坡', '东海岸', 'https://t.co/qe60zw9s0p']
['music', 'mother', 'mother', 'sea', 'music', 'mother', 'coast', 'music', 'mother', 'mother', 'mother']
natural music mother nature east coast park
natural sounds sea waves relaxing music mother nature east coast park singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat houses."},
    ]

The given Twitter post does not relate to a maintenance report feedback to public flat houses. The post is about the natural sounds of sea waves and relaxing music, and it does not mention any infrastructure or facilities related to public housing. Therefore, the post does not fit into any of the categories mentioned in the question.