Just posted a photo @ The Istana, Singapore - Official Residence of the President of Singapore https://t.co/up2SsnAAwS
Central Region
[{'url': 'https://t.co/up2SsnAAwS', 'expanded_url': 'https://www.instagram.com/p/CMTS-3ZhAP1/?igshid=26skzb14s438', 'display_url': 'instagram.com/p/CMTS-3ZhAP1/…', 'indices': [95, 118]}]
ISTANA NEGARA
['posted', 'photo', 'istana', 'singapore', 'official', 'residence', 'president', 'singapore', 'https://t.co/up2ssnaaws']
['official', 'president', 'president']
just posted photo official residence president
posted photo istana singapore official residence president singapore
  [
    {"relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat houses."},
    ]

The post does not relate to a maintenance report feedback to public flat houses, as it is a photo of Istana Singapore, which is the official residence of the President of Singapore. Therefore, the answer is "relatedness": False, "type": "none", and "explanation": "This post is not related to maintenance report feedback for public flat houses."