Anchor: A man is riding a bicycle with a carriage containing a bag on the back.
Entailed: There is a man riding a bicycle.
Contradiction: There is a woman riding a skateboard.
Contradiction: the man is clark kent and he is changing is suit color to black and yellow
Contradiction: A group of high school students are playing in a band.
Contradiction: No research is needed to make sure appropriate requirements are adopted.
Contradiction: One can have afternoon tea at the end of the trip.