In context of "Addresses" overlay for https://osm.org/way/293541411 via StreetComplete 54.1:

Il y a trois numéros car trois sections au batiment. Numéros 22A, 22B, et 22C

Attached photo(s):
https://westnordost.de/p/183654.jpg
https://westnordost.de/p/183655.jpg
https://westnordost.de/p/183656.jpg