Complex sentence: Bronislaw was initially taken to Stalag VA, then to Stalag VC and eventually to Stalag VB in Villingen where he reconnected with his brother Janek Urbanski, who also was interred as a prisoner of war.
Split into simpler sentences: Bronislaw was initially taken to Stalag VA, then to Stalag VC. He eventually was imprisoned at Stalag VB in Villingen where he reconnected with his brother Janek Urbanski, who also was interred as a prisoner of war.