Reduce size of landuse=grass multipolygon, improve its accuracy, improve geometry of playground
Mark building entrances and connect them to adjacent footways
Add sidewalks, improve pathway geometries
Improve footway and street geometry, add sidewalk
Add landuse=grass, adjust area of parking
Connect building entrances to adjacent footways
Add benches and a carpet hanger
Add benches and a waste basket
Connect together an interrupted street
Remove connection between sidewalk and tunnel below, add steps
Remove addr:city=Olsztyn from footways
Improve footway, add steps, remove connection between sidewalk and tunnel below
Attempt to improve geometry of landuse=grass, a park, a kindergarten, and a square
Add footways, a crossing and kerbs
Improve accuracy of footways, add kerb nodes