Complex sentence: From 1983 to 1985 he served on deputation at the Mosul Technical institute Iraq during this assignment he was involved in teaching and the development of the remote sensing and surveying laboratory at the institute.
Split into simpler sentences: From 1983 to 1985 he served on deputation at the Mosul Technical Institute, Iraq. During this assignment he was involved in teaching and the development of the remote sensing and surveying laboratory at the institute.