Complex sentence: Harish Chandra Sharma was a Fiji Indian politician who became the leader of the National Federation Party in 1987 and was the leader of the organisation representing most of the Hindus in Fiji, the Shree Sanatan Dharam Pratinidhi Sabha of Fiji.
Split into simpler sentences: Harish Chandra Sharma was a Fiji Indian politician who became the leader of the National Federation Party in 1987. He was also the leader of the organisation representing most of the Hindus in Fiji, the Shree Sanatan Dharam Pratinidhi Sabha of Fiji.