Anchor: Clearly, much has already changed as GAO has grappled with this critical transition.
Entailed: The GAO has been working on a critical transition.
Contradiction: Things have not changed at all during this transition.
Contradiction: The language in the alien categories was changed extensively.
Contradiction: The plant grew from a seedling. 
Contradiction: We've never owned a rabbit. 
Contradiction: The dog is coming out of the water with a ball in his mouth