Complex sentence: He obtained his PhD in Tamil in 1988 from the University of Madras, served as a teacher for 33 years in various institutions in Tamil Nadu, retiring in 1996 as the principal of the Senthamizh Arts College, Madurai Tamil Sangam, Madurai.
Split into simpler sentences: He obtained his PhD in Tamil in 1988 from the University of Madras. He served as a teacher for 33 years in various institutions in Tamil Nadu, retiring in 1996 as the principal of the Senthamizh Arts College, Madurai Tamil Sangam, Madurai.