B4 lockdown @ Sentosa https://t.co/dun9p6QjGH
<a href="http://instagram.com" rel="nofollow">Instagram</a>
Central Region
[{'url': 'https://t.co/dun9p6QjGH', 'expanded_url': 'https://www.instagram.com/p/B-no1duDDwm6YKazJmmBJZgQNwifoGOCodQpOo0/?igshid=1o43yd91a85id', 'display_url': 'instagram.com/p/B-no1duDDwm6…', 'indices': [22, 45]}]
SENTOSA
lockdown sentosa
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to maintenance report feedback for public flat house."},
    ]

It seems that the provided Twitter post does not relate to a maintenance report feedback for a public flat house. The term "lockdown" is not associated with maintenance or public housing, and it is likely that the user is referring to a different context or situation.