Anchor: Two performers wearing black slacks and strumming their guitars are sitting on foldout chairs and entertaining people in public.
Entailed: Two people wearing black slacks are performing for the public holding guitars.
Contradiction: Two woman wearing white dresses are singing in front of a choir in a church.
Contradiction: dog chases two mice
Contradiction: a family is eating around a table
Contradiction: Nobody is doing tricks
Contradiction: There is no reason to rule it out so quickly.