Red #Lalang #sgblooms2020 @ Singapore https://t.co/kha4BEfuDa
<a href="http://instagram.com" rel="nofollow">Instagram</a>
Central Region
[{'url': 'https://t.co/kha4BEfuDa', 'expanded_url': 'https://www.instagram.com/p/B9MacN_lGmj/?igshid=14qpaeo205b2u', 'display_url': 'instagram.com/p/B9MacN_lGmj/…', 'indices': [38, 61]}]
MARINA CENTRE
['red', '#lalang', '#sgblooms2020', 'singapore', 'https://t.co/kha4befuda']
[]
#lalang #sgblooms    
red lalang sgblooms2020 singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post does not relate to a maintenance report feedback for a public flat in Singapore."},
    ]

It seems that the Twitter post "red lalang sgblooms2020 singapore" does not contain any information related to a maintenance report feedback for a public flat in Singapore. The post does not mention any specific issues or concerns related to a public flat, such as broken facilities, inconveniences, or requests for repairs. Therefore, the answer is "False" for the question "Does the post relate to a maintenance report feedback to public flat house?"