Complex sentence: Sameer earned a Master of Commerce degree at the Banaras Hindu University in Varanasi, Uttar Pradesh, but he left his job as an officer at the Central Bank of India a few days after joining, in order to pursue a career as a lyricist.
Split into simpler sentences: Sameer earned a Master of Commerce degree at the Banaras Hindu University in Varanasi, Uttar Pradesh. Upon graduating from the university, he started a new position as an bank officer at the Central Bank of India, but he left the job a few days after joining, in order to pursue a career as a lyricist.