Anchor: One is that--contrary to the opinion of virtually everyone else in the world--AIDS in fact hasn't reduced gay males' life expectancy by that much--a few years, at most.
Entailed: AIDs has reduced homosexual life expectancy.
Contradiction: Gay life expectancy has plummeted.
Contradiction: A classroom studies music history.
Contradiction: The toddler is getting a checkup.
Contradiction: Excluding Jane Finn. 
Contradiction: Man presenting speech about Palestinian rights, is wearing a blue shirt