Anchor: Three men fish at the edge of a concrete barrier constructed along the shore.
Entailed: a few men fishing
Contradiction: a few men  going over paperwork from work
Contradiction: The runway is empty
Contradiction: I uses to think it was great that they could get real world experience. 
Contradiction: The cat sleeps.
Contradiction: Longer bouts of undivided attention are more useful than lots of unconnected short periods of attention.