I'm at Rocky Pizza https://t.co/xRJXnRe0X9
<a href="http://foursquare.com" rel="nofollow">Foursquare</a>
East Region
[{'url': 'https://t.co/xRJXnRe0X9', 'expanded_url': 'https://www.swarmapp.com/c/kCad9AQhvni', 'display_url': 'swarmapp.com/c/kCad9AQhvni', 'indices': [19, 42]}]
XILIN
["i'm", 'rocky', 'pizza', 'https://t.co/xrjxnre0x9']
[]
rocky pizza
rocky pizza
  [
    {"relatedness": False, "type": "food", "explanation": "This post is not related to maintenance report feedback for public flat house."},
    ]

Note: The answer is in JSON format as requested, with the following structure:

* "relatedness": a boolean value indicating whether the post is related to the specified topic (True or False)
* "type": a string indicating the type of topic the post relates to (e.g. "infrastructure", "vehicle", "food", etc.)
* "explanation": a short explanation of why the post is not related to the specified topic

In this case, the post "rocky pizza" is not related to maintenance report feedback for public flat house, so the answer is a JSON object with "relatedness" set to False, "type" set to "food", and "explanation" set to "This post is not related to maintenance report feedback for public flat house."