Anchor: A woman is playing a guitar.
Entailed: The woman is a musician.
Contradiction: The woman is playing the cello.
Contradiction: There are absolutely no nightclubs on Lesvos.  
Contradiction: a dog attempts take item
Contradiction: Discard the wood inlaid sets with pieces fashioned from mother of pearl of ivory.
Contradiction: At a 500 MWe plant , there is a lot of construction labor, including boilermaker activity.