Complex sentence: After the war Holtermann spent the first five years in Norway commanding the army artillery (1946-1948) and the army in North Norway (1949-1950).
Split into simpler sentences: After the war Holtermann spent the first five years in Norway. Zeiner-Gundersen 1986: 43 Holtermann then moved on to command the army in North Norway (1949-1950).