Complex sentence: Vice Admiral Hasan Hafeez Ahmed, TQA (usually shortened to H.H. Ahmed) (died 9 March, 1975) is a former Chief of Naval Staff (CNS) who commanded Pakistan Navy from 1972 until his death on 9 March, 1975.
Split into simpler sentences: Vice Admiral Hasan Hafeez Ahmed, TQA (usually shortened to H.H. Ahmed) (died 9 March, 1975), was a senior naval officer who served as the former Chief of Naval Staff (CNS). VADM H.H. Ahmed commanded Pakistan Navy from 1972 until his death on 9 March, 1975.