Anchor: A cashier at a register rings up a sale.
Entailed: The cashier works at a store.
Contradiction: The cashier is stocking shoes.
Contradiction: The same president who stayed in Lebanon despite a bombing on the Marines there. 
Contradiction: I don't do a whole lot of playing games on it.
Contradiction: A person doing pushups in a leotard.
Contradiction: There's a boy on a stone outside.