Anchor: we have several convenience stores that sell Citgo gas but they're not Citgo stations i guess
Entailed: Citgo gas is not only sold at Citgo stations.
Contradiction: You cannot find Citgo gas anywhere else but at Citgo stations.
Contradiction: The child is sitting down inside a mall.
Contradiction: A girl surfs.
Contradiction: Hethought of the matter.
Contradiction: The surfer is female.