Passage: From mid-1970s to mid-1980s, Erika Belle was one of the leading Dutch women's chess players. She three time won Dutch Women's Chess Championships: 1975, 1980, 1981. Participant of many international chess tournaments. In 1979, she shared with Gertrude Baumstark 2nd place in Women's International Chess tournament in Nałęczów (tournament won Tünde Csonkics). In 1981, she ranked 2nd behind Nieves García Vicente in Women's World Chess Championship Zonal tournament in Benidorm, thanks to which she qualified to Interzonal Tournament. In 1982, she was awarded the FIDE International Women Master (WIM) title. In 1982, Erika Belle participated at Women's World Chess Championship Interzonal Tournament in Bad Kissingen and ranked 11th place.

Question: What three years did she win?
1975, 1980, 1981