Keep calm and carry on! https://t.co/QU9I4iTXVO
<a href="http://twitter.com/download/iphone" rel="nofollow">Twitter for iPhone</a>
Upper Seletar Reservoir Park
[]
CENTRAL WATER CATCHMENT
['keep', 'calm', 'carry', 'https://t.co/qu9i4itxvo']
['calm']
keep calm carry
keep calm carry
  [
    {"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 "keep calm carry" does not contain any information related to a maintenance report feedback for a public flat house. Therefore, the answer is "False" for the "relatedness" field, and the "type" field is set to "none" since it is not possible to determine the type of the post based on the given text. The "explanation" field is set to a short explanation of why the post does not relate to a maintenance report feedback.