Anchor: We assume that net foreign investment rises by one-third of any increase in the national saving rate.
Entailed: The national savings rate effects net foreign investments. 
Contradiction: The assumption is that there is no correlation between foreign investments and national savings. 
Contradiction: Shadow theater is the act of telling a story with cups.
Contradiction: Children playing a game.
Contradiction: He snapped his fingers and the corpse collapsed into a pile of dust.
Contradiction: A human observing a dive.