Terrific win by Kharisma in race 3 today. Congrats to the Dago stable,  jockey R Iskander and all the team at Stephen Gray racing. @ Singapore Turf Club https://t.co/3o3hbsAaZZ
North Region
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TURF CLUB
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['stable', 'team', 'stable', 'terrific', 'gray', 'gray']
terrific race today dago stable jockey team stephen gray racing turf club
terrific win kharisma race 3 today congrats dago stable jockey r iskander team stephen gray racing singapore turf club
  [
    {"relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat house."},
    ]

The given Twitter post does not relate to a maintenance report feedback for public flat house. The post is about a horse race and congratulates the jockey and team on their win, and does not mention any issues or concerns related to public housing. Therefore, the answer is a JSON object with "relatedness" set to False, "type" set to "none", and "explanation" set to a short explanation indicating that the post is not related to the requested topic.