Thank you for noticing the mistakes , I have already corrected the issue, it was really traffic calming island.
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Published using OSMCha: https://osmcha.org/changesets/131185752

Thank you for your work.

it does seem to be a footway, I've changed the classification. Thank you for your feedback #osm.org/changeset/117560756
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Published using OSMCha: https://osmcha.org/changesets/117468909