Anchor: T he fertile Nile Valley has supported human life for over 8,000 years.
Entailed: The Nile Valley has supported human life for over 8,000 years. 
Contradiction: The Nile Valley is long thought to be an untamable landscape, unfit for human habitation. 
Contradiction: A young girl is walking with her friends to school.
Contradiction: a woman is dancing with her partner
Contradiction: Total steel requirements for retrofitting a typical 500 mega Watt range between 1.0 and 2.25 tons of steel per MWe.
Contradiction: The girl outside throwing a projectile.