I'm at Greenwood Sanctuary @ Admiralty in Singapore https://t.co/8ZlVh5Kaac
North Region
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WOODLANDS EAST
["i'm", 'greenwood', 'sanctuary', 'admiralty', 'singapore', 'https://t.co/8zlvh5kaac']
['sanctuary', 'sanctuary', 'sanctuary', 'sanctuary']
greenwood sanctuary admiralty
greenwood sanctuary admiralty 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 post does not mention anything related to maintenance report feedback for a public flat house in Singapore. The phrase "greenwood sanctuary admiralty singapore" does not contain any keywords related to maintenance, facilities, or inconveniences that are typically associated with public housing. Therefore, the answer is "relatedness": False.