𝕍𝕃𝔸𝔻'𝕊 𝟞𝟘𝟘𝕥𝕙 🎉

Congratulations to our multiple Champion @VDuric77 
Who rides his 600th #Kranji winner on the @TeAkauRacing owned #ElliotNess 🟠🔵

He rides Grand Koonta in the #LCC21 🦁🏆

#SGRacing #Duric https://t.co/NDMl61t5zB
Singapore Turf Club
[]
TURF CLUB
["𝕍𝕃𝔸𝔻'𝕊", '𝟞𝟘𝟘𝕥𝕙', '🎉', 'congratulation', 'multiple', 'champion', '@vduric77', 'ride', '600th', '#kranji', 'winner', '@teakauracing', 'owned', '#elliotness', '🟠', '🔵', 'ride', 'grand', 'koonta', '#lcc21', '🦁', '🏆', '#sgracing', '#duric', 'https://t.co/ndml61t5zb']
['champion', 'winner', 'champion', 'champion', 'winner', 'champion', 'winner', 'winner']
multiple champion @vduric   #kranji winner @teakauracing #elliotness grand #lcc   #sgracing #duric
congratulations multiple champion rides 600th kranji winner owned elliotness rides grand koonta lcc21 sgracing duric
  [
    {"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 a public flat house. The post is about congratulating a horse owner on their achievement, and does not mention any issues or concerns related to maintenance or infrastructure. Therefore, the answer is a JSON object with "relatedness" set to False, "type" set to "none", and "explanation" set to a short explanation of why the post is not related to the requested topic.