Complex sentence: Cholamandal Artists'Village, established in 1966, is the largest artists' commune in India, whose artists are credited for the Madras Movement of Art (1950s--1980s), which brought modernism to art in South India.
Split into simpler sentences: Cholamandal Artists'Village, established in 1966, is the largest artists' commune in India. Its artists are credited for the Madras Movement of Art (1950s--1980s), which brought modernism to art in South India.