Complex sentence: Befalsskolen for Infanteriet i Sør-Norge (BSIS) was established by royal resolution on 1 October 1945 as the new infantry officer training school in Southern Norway.
Split into simpler sentences: Befalsskolen for Infanteriet i Sør-Norge (BSIS). BSIS was established by royal resolution on 1 October 1945 as the new infantry officer training school in Southern Norway.