Unable to answer "What are the opening hours here?" – Cantina (Bar) – https://osm.org/node/9977782093 via StreetComplete 57.4:

I'm not sure if it's just the wrong month or it's closed.

Attached photo(s):
https://westnordost.de/p/216431.jpg

There is a beach bar/snack bar. It's called "Glops Bar".

via StreetComplete 57.4

Attached photo(s):
https://westnordost.de/p/216428.jpg
https://westnordost.de/p/216429.jpg
https://westnordost.de/p/216430.jpg

There is a park bench and a garbage can.

via StreetComplete 57.4

Attached photo(s):
https://westnordost.de/p/216427.jpg

There is a park bench and a garbage can.

via StreetComplete 57.4

Attached photo(s):
https://westnordost.de/p/216426.jpg

There is a park bench and a garbage can.

via StreetComplete 57.4

Attached photo(s):
https://westnordost.de/p/216425.jpg

Unable to answer "Does this crossing have markings on the ground?" – Crossing – https://osm.org/node/276738554 via StreetComplete 57.4:

They will build it.

House 19

via StreetComplete 54.0

Die Treppe hat 25 Stufen.

via StreetComplete 53.1

Hier gibt es einen Fußweg.

via StreetComplete 53.1

Unable to answer "Is this stop lit?" for https://osm.org/node/2628321994 via StreetComplete 53.1:

Nicht direkt beleuchtet. -> Umgebung ist beleuchtet.