Nothing left... So sad (@ Big Box) https://t.co/NVBCOMKRYj https://t.co/JU7ywNS1f7
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West Region
[{'url': 'https://t.co/NVBCOMKRYj', 'expanded_url': 'https://www.swarmapp.com/c/c1jNhb5hnGs', 'display_url': 'swarmapp.com/c/c1jNhb5hnGs', 'indices': [35, 58]}]
JURONG GATEWAY
ChIJNQC-yg4Q2jERh7vGFQux0w0; ChIJNQC-yg4Q2jERh7vGFQux0w0; ChIJNQC-yg4Q2jERh7vGFQux0w0
['nothing', 'left', '...', 'sad', 'big', 'box', 'https://t.co/nvbcomkryj', 'https://t.co/ju7ywns1f7']
[]
nothing left
nothing left sad big box
  [
    {"relatedness": False, "type": "none", "explanation": "This post does not relate to a maintenance report feedback for a public flat house."},
    ]

It seems that the post "nothing left sad big box" 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 does not provide any context that would suggest otherwise. Therefore, the answer is "False" for the question "Does the post relate to a maintenance report feedback to public flat house?"