Anchor: Caterpillar improves the product's reliability during development by testing prototypes, uncovering failures, and incorporating design changes.
Entailed: The product's reliability is improved by Caterpillar during development, by testing prototypes, incorporating desing changes and uncovering failures.
Contradiction: Caterpillar imrpoves the product's functionality by improving product development plans.
Contradiction: Not many people are interested in Spanish dance and music any more so it's dying out. 
Contradiction: a boy climbs a fence
Contradiction: People are sitting around playing cards.
Contradiction: That era was the beginning of the downfall.