Anchor: A father and son at the checkout in a supermarket.
Entailed: Two people are at the register at a supermarket.
Contradiction: Nobody is at the supermarket.
Contradiction: two old men leave the park
Contradiction: Huge, powerful, fast sound pretty good for the first three qualities listed. 
Contradiction: Hammocks don't exist.
Contradiction: I assume they're saying that cigarettes are the leading cause of something preventable.