Given the following context:  Prior to her death, Bellette bequeathed the Hill End cottage to the National Parks and Wildlife Service (which manages the Hill End historic site), on condition that it be used as an artists' retreat. It continues to operate for that purpose. As of 2016, Bellette is the only woman to have won the Sulman Prize on more than one occasion. A large number of her works are held by the Art Gallery of New South Wales; other galleries that hold examples include the Art Gallery of South Australia, Art Gallery of Western Australia, Bendigo Art Gallery, Geelong Art Gallery, the National Gallery of Australia, and the Tasmanian Museum and Art Gallery. In 2004–05, a major retrospective exhibition was held at Bathurst Regional Art Gallery, the S. H. Ervin Gallery in Sydney, the University of Queensland Art Museum, Mornington Peninsula Regional Gallery and the Drill Hall Gallery in Canberra.Described by Amanda Beresford as Australia's "only true modern classicist", Bellette is generally regarded as an influential figure in the modern art movement in Sydney in the mid-twentieth century. Art historian Janine Burke described Bellette as "a leader of the post-war art world", and the University of Queensland Art Museum's curator placed her as "a seminal figure in the visual arts from the 1930s until her death in Majorca in 1991". Of her paintings, opinions vary. Burke described her as "arguably the best painter" of the Sydney circle. Historian Geoffrey Dutton was unconvinced about her choice of subject but praised Bellette's "assured if muted" style, while dismissing the lesser efforts of her husband. Art historian and writer Sasha Grishin had a different view. Commenting on Bellette's paintings of Greek mythological subjects created in the 1940s, he wrote, "they were neither very convincing as paintings, nor works that had a particular resonance in Sydney or Australian art at the time". John Passmore and Bellette studied together both in Australia and England, travelled in Europe, and exhibited side by side in group shows. He was...  answer the following question:  What is the name of the person who was placed as "a seminal figure in the visual arts from the 1930s until her death in Majorca in 1991?
Bellette