Chingay 2020 @ F1 Pit Building https://t.co/fB6PbkIG2U
<a href="http://instagram.com" rel="nofollow">Instagram</a>
Central Region
[{'url': 'https://t.co/fB6PbkIG2U', 'expanded_url': 'https://www.instagram.com/p/B8BbqpAhMsBifE-sGRmGes8s2n_OMyAv98DiUY0/?igshid=16xoo521huwkq', 'display_url': 'instagram.com/p/B8BbqpAhMsBi…', 'indices': [31, 54]}]
MARINA CENTRE
['chingay', '2020', 'f1', 'pit', 'building', 'https://t.co/fb6pbkig2u']
['building']
building
chingay 2020 f1 pit building
  [
    {"relatedness": False, "type": "none", "explanation": "This post does not relate to a maintenance report for a public flat house."},
    ]

The provided Twitter post does not mention any information related to a maintenance report for a public flat house. The term "chingay 2020 f1 pit building" does not provide any context or clues that suggest it is related to a maintenance report for a public flat house. Therefore, the answer is "relatedness": False, "type": "none", and "explanation": "This post does not relate to a maintenance report for a public flat house."