premise: Katrina has visited Hilda, Courtney, Jeanne, Cora, Nancy, Sonia, Janet, Maryann, Amber, Jeanette, Violet, Joanna, Stella, Rachel, Jodi, Sarah, Olga, Maggie, Sara, Gloria, Jessie, Yvette, Leah, Lois, Arlene and Diane
hypothesis: Katrina has visited less than twenty-five people