Hi,
The areas that you have tagged with leisure=horse_riding (https://www.openstreetmap.org/way/1339353475 and https://www.openstreetmap.org/way/1339353502) don't look like horse riding centers, the look like horse riding arenas, and these are usually tagged with leisure=pitch + sport=equestrian; see https://wiki.openstreetmap.org/wiki/How_to_map_a#Riding_centre_(equestrian) and https://www.openstreetmap.org/way/1221668222 (example)