premise: Brenda is as tall as Rita , Rita is as tall as Katrina , Katrina is as tall as Mamie , Mamie is as tall as Faye , Faye is as tall as Gertrude , Gertrude is as tall as Judith , Judith is as tall as Stacy , Stacy is as tall as Beulah , Beulah is as tall as Sheila , Sheila is taller than Helen
hypothesis: Mamie is taller than Helen