Text: At first I'd been only grateful to her for being so kind to me; but all the time I felt there was something about her I didn't like, and on the Irish boat I saw her talking to some queer-looking men, and from the way they looked I saw that they were talking about me.
Entailment: I was grateful to her, at first, but then realized that something was not quite right.
Contradiction: I had always suspected that she was up to no good.