Lost in Singapore @ Singapore https://t.co/9RJnLrHveO
<a href="http://instagram.com" rel="nofollow">Instagram</a>
Central Region
[{'url': 'https://t.co/9RJnLrHveO', 'expanded_url': 'https://www.instagram.com/p/CA9WPDoB43GG72AEJMH3fsX8klRbiRJocgxV2s0/?igshid=maebseyruuqf', 'display_url': 'instagram.com/p/CA9WPDoB43GG…', 'indices': [30, 53]}]
MARINA CENTRE
['lost', 'singapore', 'singapore', 'https://t.co/9rjnlrhveo']
['lost', 'lost']
lost
lost singapore singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to public housing or maintenance report feedback."},
    ]

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