Anchor: There may be a conjunction."  He fell back, panting, his heart fluttering.
Entailed: He was panting and his heart was fluttering.
Contradiction: He fell forward.
Contradiction: A man is selling toys at the fair.
Contradiction: It is rising, in the next 15 years or so.
Contradiction: Two kids holding strawberries smile at each other.
Contradiction: A man is in public.