Complex sentence: Following the demise of the Borovansky Ballet in 1961 and its subsequent reformation as Australian Ballet, she became its founding artistic director in 1962, where she remained until 1974, and was invited back again for the 1978 season.
Split into simpler sentences: Following the demise of the Borovansky Ballet in 1961 and its subsequent reformation as Australian Ballet, she became its founding artistic director in Australian Ballet in 1962. She remained in the position of Artistic Director of the until 1974, and was invited back again for the 1978 season.