Complex sentence: In 1958, the Navy Numerical Weather Problems (NANWEP) group was established at Suitland, MD, then later moved to Naval Postgraduate School (NPS) in 1959.
Split into simpler sentences: In 1958, the Navy Numerical Weather Problems (NANWEP) group was established at Suitland, MD. NANWEP was later moved to Naval Postgraduate School (NPS) in 1959.