Something's brewin' soon! Arrrgghh *screamsinwhistle* @ Singapore https://t.co/G3R8jD9kNH
Central Region
[{'url': 'https://t.co/G3R8jD9kNH', 'expanded_url': 'https://www.instagram.com/p/CLrR4o4BLRv/?igshid=1r2ltonkyb4ee', 'display_url': 'instagram.com/p/CLrR4o4BLRv/…', 'indices': [66, 89]}]
MARINA CENTRE
["something's", 'brewin', 'soon', 'arrrgghh', 'screamsinwhistle', 'singapore', 'https://t.co/g3r8jd9knh']
[]
something soon
something brewin soon arrrgghh screamsinwhistle singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post does not relate to a maintenance report feedback for a public flat house."},
    ]

It seems that the Twitter post you provided does not contain any information related to a maintenance report feedback for a public flat house. The post appears to be a nonsensical phrase with a pirate-themed tone, and does not contain any keywords or phrases related to maintenance, facilities, or housing. Therefore, the answer is that the post does not relate to a maintenance report feedback for a public flat house.