REMOVE

1. Schiffbauergasse 11

WHAT

1. buildings; performing art … (6)
2. concrete; glass; steel (6)

WHERE

1. site: Potsdam, Brandenbur … (6)

WHO

1. Gottfried Böhm (German ar … (6)

WHEN

1. Twenty-first century (6)
2. completed 2006 (creation) (6)