Unable to answer "Are these opening hours still correct?" – Tadsch Mahal (Indian Restaurant) – https://osm.org/node/333214838 via StreetComplete 57.3:

Montag ab 17 Uhr geöffnet steht an der Tür.

Unable to answer "This shop has been vacant. What’s here now?" for https://osm.org/node/2375905660 via StreetComplete 47.2:

Geko Kamin - Kaminöfen

Unable to answer "What type of shop is this?" for https://osm.org/node/6213712775 via StreetComplete 47.2:

Tresorverkauf