Covid-19 Vaccination:

1st dose.

Pfizer-Biontech.

#Covid19 @ Pioneer Polyclinic https://t.co/op5sucWVxr
West Region
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JURONG WEST CENTRAL
covid vaccination dose #covid   pioneer polyclinic
covid19 vaccination 1st dose pfizerbiontech covid19 pioneer polyclinic
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    {"relatedness": False, "type": "none", "explanation": "This post is not related to maintenance report feedback for public flat house."},
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The given Twitter post does not relate to a maintenance report feedback for public flat house. The post mentions "covid19 vaccination 1st dose pfizerbiontech covid19 pioneer polyclinic", which is not a maintenance-related issue. Therefore, the answer is "False" for the "relatedness" field, and "none" for the "type" field, with a brief explanation provided in the "explanation" field.