Anchor: A man in a yellow shirt is using some kind of a device.
Entailed: Someone is using something.
Contradiction: Nobody is wearing a yellow shirt.
Contradiction: There is only one person present.
Contradiction: the bvoy was dressed as a cowboy
Contradiction: A high duration of exposure to PM relative to a relatively low level of exposure is known to induce premature mortality, and this has been explained in numerous studies.
Contradiction: There is a difference between the lawyer and the dramatist.