Anchor: Elderly people performing music in a street.
Entailed: old people are performing music
Contradiction: the elders are performing a mime show in the retirement home
Contradiction: a crew is playing badmitten indoors
Contradiction: The landmarks of the Constitution can guide us after 9/11. 
Contradiction: He abandoned the mission with no further attempts at receiving help.
Contradiction: The lady on the chair has her foot up on the walker.