Let's draw a line.
#SG https://t.co/hehkZsASrd
Keppel Marina East Desalination Plant
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MARINA EAST (MP)
["let's", 'draw', 'line', '#sg', 'https://t.co/hehkzsasrd']
[]
draw line
let draw line sg
  [
    {"relatedness": False, "type": "none", "explanation": "The post does not relate to a maintenance report feedback for a public flat house."},
    ]

It seems that the post "let draw line sg" does not contain any information related to a maintenance report feedback for a public flat house. The post does not mention any specific issue or facility that requires maintenance, and it does not provide any details about a particular block number or street. Therefore, the answer is "False" for the "relatedness" field, and the "type" field is set to "none" to indicate that the post does not belong to any category related to maintenance reports. The "explanation" field provides a brief explanation for why the post does not relate to maintenance reports.