[ENG] Hi, I do not believe that construction=building is a valid key tag combination for tagging buildings under construction. Either a pair of tags should be used e.g. building=construction & construction=yes , or a lifecycle prefix should be used e.g. construction:building=yes. 

https://wiki.openstreetmap.org/wiki/Tag:building%3Dconstruction

https://wiki.openstreetmap.org/wiki/Key:construction:building
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            Published using OSMCha: https://osmcha.org/changesets/170047215
            