Anchor:  She smiled pleasantly and began setting the carpet down.
Entailed: She set down the carpet with a smile.
Contradiction: She scowled as she set down the carpet.
Contradiction: TV can only be good if family members watch different shows on different TV sets in different rooms. 
Contradiction: A scientist using a microscope.
Contradiction: The retrofits for the Clear Skies act will need two percent of U.S. production.
Contradiction: the collaborative model is most likely to be widely adopted.