Complex sentence: He worked in the Ministry of Finance from 1971 to 1977, and in 1977 he became the chief administrative officer ("fylkesrådmann") of Sogn og Fjordane County Municipality.
Split into simpler sentences: He worked in the Norwegian Ministry of Finance from 1971 to 1977. In 1977, he became the chief administrative officer ("fylkesrådmann") of Sogn og Fjordane County Municipality.