"Return last flats building, this is somebody error."
The place has gone or never existed. This is an auto-generated note from MAPS.ME application: a user reports a POI that is visible on a map (which can be outdated), but cannot be found on the ground.
POI has no name
POI types: tourism-guest_house
OSM data version: 2020-07-14T11:22:37Z
#mapsme

"After second porch, building has other address - 38a, like building near. Please separate this building."
POI has no name
POI types: building
OSM data version: 2020-06-07T12:42:57Z
#mapsme