The Altenburg is located in the Jenaer street which lies just outside of Weimar's city centre beyond the Ilm park. It was built in 1810-1811 and during the years following 1848, Princess Carolyne of Sayn Wittgenstein and her husband, Franz Liszt, lived there.
Altenburg was occupied before 1848.
The article doesn't state if it was occupied.
( z1 occupy :ARG1 ( z2 city :name ( z3 name :op "Altenburg" ) ) :time ( z4 before :op ( z5 date-entity :year 1848 ) ) )