They also (poorly) implemented address recognition in their app --- c.f., an application which had this at its core: https://simson.net/ref/sbook5/ https://sim

They also (poorly) implemented address recognition in their app --- c.f., an application which had this at its core: https://simson.net/ref/sbook5/ https://simson.net/ref/sbook5/ (and the source of which is available)