The smaller `natural=wood` you deleted may be distinct, and surrounded by other land covers https://osmlab.github.io/osm-deep-history/#/way/707104216 https://osmlab.github.io/osm-deep-history/#/way/707104218
Please avoid merging them into a larger one, as this would be reducing the detailedness and precision https://www.openstreetmap.org/way/707104219
It's a hint you have to redraw after deleting https://osmlab.github.io/osm-deep-history/#/way/707104217 https://www.openstreetmap.org/way/1450268325