Anchor: You may even see families sitting at the roadside, cooking the willow in cauldron-like vats and laboriously stripping off the bark.
Entailed: Families on the side of the road can be seen cooking and stripping off willow bark.
Contradiction: You may see families cooking and skinning frogs on the side of the road.
Contradiction: The company has not been threatened by the emergence of the Internet. 
Contradiction: Someone is taking a picture.
Contradiction: A man is sleeping.
Contradiction: Americas are warned not to take health warnings too seriously.