premise: Roberta has visited Alpine, College Park, Champaign, Kettering, Hattiesburg, Mobile, Anderson, Bastrop, Cushing, Middletown, West Seneca, Colorado Springs, Bisbee, Providence, Farmington, Belen, Hampton, Climax, Anaheim, Williamsport, Hot Springs, Canton, Ocala, Millburn and Terre Haute
hypothesis: Roberta has visited less than twenty-seven places