Anchor: invest in issues the Congress may need to address in the future and (2) provide products of broad institutional interest to the Congress.
Entailed: Invest in future congress issues and providing products of interest to congress will be discussed. 
Contradiction: Harry Potter will be discussed in chapter 2.
Contradiction: GAO staff levels are depicted in Figure 6.
Contradiction: A child is playing on a slide.
Contradiction: the man is american
Contradiction: The girl and boy are dancing.