Burma Royal Blue Sapphire Ring 

Featuring a vivid royal blue sapphire, source from one of the most sought-after origins. Designed with cluster diamonds in round and marquise shape make this proposal ring a… https://t.co/3pVd5amdAZ
<a href="http://instagram.com" rel="nofollow">Instagram</a>
Central Region
[{'url': 'https://t.co/3pVd5amdAZ', 'expanded_url': 'https://www.instagram.com/p/CCpm-LZn4X9/?igshid=c1zcbb741k3b', 'display_url': 'instagram.com/p/CCpm-LZn4X9/…', 'indices': [208, 231]}]
TANJONG PAGAR
['burma', 'royal', 'blue', 'sapphire', 'ring', 'featuring', 'vivid', 'royal', 'blue', 'sapphire', 'source', 'one', 'sought-after', 'origin', 'designed', 'cluster', 'diamond', 'round', 'marquise', 'shape', 'make', 'proposal', 'ring', '…', 'https://t.co/3pvd5amdaz']
['vivid', 'diamond', 'vivid', 'diamond', 'shape', 'blue', 'blue']
royal blue sapphire ring vivid royal blue sapphire source from most designed with cluster round marquise shape make this proposal ring
burma royal blue sapphire ring featuring vivid royal blue sapphire source 1 soughtafter origins designed cluster diamonds round marquise shape make proposal ring
  [
    {"relatedness": False, "type": "not related", "explanation": "The post is about a ring and does not relate to maintenance report feedback for public flat house."},
    ]

It seems that the post is not related to maintenance report feedback for public flat house. The post is about a ring and its features, including the type of sapphire used and the design of the ring. Therefore, the answer is "not related" and the type is "not related".