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Emerald Fennell portrayed the fictional character Ulla, a ballet dancer, and one of the main protagonists in the 2015 biographical drama film "The Danish Girl." Ulla forms an emotional connection with Einar Wegener, who transitions into Lili Elbe, one of the first known recipients of gender confirmation surgery. The character of Ulla serves as a symbolic representation of the supportive community surrounding Einar/Lili during their journey of self-discovery.