Anchor: I said I didn't know that I couldn't remember anything at all.
Entailed: I spoke, but wasn't sure if I could remember any one thing.
Contradiction: I recalled everything clearly.
Contradiction: an old man laying in the sands
Contradiction: To make a reservation, we have given their phone numbers.
Contradiction: You can stay right here and talk to me if you have something to say; you wouldn't say anything they wouldn't need to hear, would you? 
Contradiction: There are many birds in the area.