Anchor: Second, we are coming ever closer to a worldwide middle class, the class from which athletes typically are drawn.
Entailed: Athletes typically come from the middle class.
Contradiction: Athletes are typically drawn from a wealthy uperclass.
Contradiction: We are getting closer to everyone being very poor.
Contradiction: It is most common for athletes to come from the lower class.
Contradiction: The Valley is barren and empty. 
Contradiction: older men walk