Ladies and gentlemen, we have passed the sound barrier. @ National Gallery Singapore https://t.co/GkaifqN4Pq
Central Region
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CITY HALL
['lady', 'gentleman', 'passed', 'sound', 'barrier', 'national', 'gallery', 'singapore', 'https://t.co/gkaifqn4pq']
['gentleman', 'gentleman', 'barrier', 'barrier']
ladies have sound barrier national gallery
ladies gentlemen passed sound barrier national gallery singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post does not relate to a maintenance report feedback for a public flat house."},
    ]

The given Twitter post does not mention anything related to maintenance report feedback for a public flat house, so the answer is "False" for the "relatedness" field. The "type" field is set to "none" because the post does not belong to any category related to maintenance report feedback. The "explanation" field contains a brief explanation of why the post does not match the given criteria.