Unable to answer "What’s the house number of this building?" for way/1131146294 via StreetComplete 53.3:

Seems to be two addresses, one with a name: 2, Hay-wen Cottage

Unable to answer "What’s the royal cypher on this postbox?" for node/416987411 via StreetComplete 49.0:

Got both a crown and E (II) R

Unable to answer "What’s the royal cypher on this postbox?" for node/2304321349 via StreetComplete 52.0:

E II R and a crown are present

Unable to answer "What surface does this piece of road have?" for way/640747133 via StreetComplete 48.0:

Side road not accessible due to apartments being built there currently. Unsure whether this road will even exist once apartments are built.

Unable to answer "Is this still here?" for node/697094586 via StreetComplete 49.0:

I think this marking might be slightly off. There's an information board about 10m closer to the castle