Complex sentence: Untill the construction of their new puppetry hall, the Kuroda Troupe performed in a traditional performed in a theater originally built in the late Edo period, now designated as a national treasure, the theater stands on the grounds of the Suwa Shrine.
Split into simpler sentences: Untill the construction of their new puppetry hall, the Kuroda Troupe performed in a traditional performed in a theater originally built in the late Edo period. Now designated as a national treasure, the theater stands on the grounds of the Suwa Shrine.