Unable to answer "What’s the topic of this information board?" for node/5328732204 via StreetComplete 53.3:

It's a map of the forest - Het is een kaart van het Hallerbos - C'est une carte du bois d'Hal

"The restaurant has been closed for a long time"
The place has gone or never existed. A user of Organic Maps application has reported that the POI was visible on the map (see snapshot date below), but was not found on the ground.
OSM snapshot date: 2022-06-13T12:43:18Z
POI name: Lake Hotel Dining Room
POI types: amenity-restaurant
#organicmaps