Hi,
https://www.openstreetmap.org/way/1257547041
and https://www.openstreetmap.org/way/1257547048 are no riding centers, they are riding arenas/rings like https://www.openstreetmap.org/way/763352950 (tags leisure=pitch + sport=equestrian), see https://wiki.openstreetmap.org/wiki/Tag:leisure%3Dhorse_riding