Anchor: The Romans occupied this region in the first century a.d. , but there is very little evidence to show that they actually conquered it.
Entailed: There is very little evidence to show that Romans actually conquered this region, even though they occupied it in the first century a.d.
Contradiction: This region was without a doubt conquered by the Romans.
Contradiction: The skateboarder is wearing a red shirt.
Contradiction: Toobin will think about it for at least 24 hours.
Contradiction: I already knew that you always supported it.
Contradiction: He said that increasing communication is going to reduce the duplication of efforts among people doing similar work.