Anchor: A black and white dog performs a jump with his owner looking on.
Entailed: There is a black and white dog.
Contradiction: There is a blue and green dog.
Contradiction: Computer systems have eliminated the need for basic grunt work, such as putting form documents and templates on the Web.
Contradiction: I was surprised to be asked that.
Contradiction: Yellow sand is more prone to getting hot than any other type, but it is still perfectly comfortable to run or play on.
Contradiction: It took a while for her to admit that she knows.