Anchor: but you don't really know
Entailed: however, you really aren't sure
Contradiction: but you have this knowledge for sure
Contradiction: the dog is asleep
Contradiction: A group of people gather in front of the theater.
Contradiction: Federal surpluses did nothing to contribute to national saving.
Contradiction: I do not know about the rest of our country but there does not seem to be a lot of emissions from them.