Original sentence: Ketan formed a network of brokers from smaller exchanges like the Allahabad Stock Exchange and the Calcutta Stock Exchange, and used benami, or share purchases, in the name of poor people living in the shanty towns of Mumbai
Edited sentence: Ketan formed a network of brokers from smaller exchanges like the Ahmedabad Stock Exchange and the Calcutta Stock Exchange, and used benami, or share purchases, in the name of poor people living in the shanty towns of Mumbai