Anchor: Two people about to board a bus.
Entailed: Two people are walking towards the bus doors.
Contradiction: The bus is completely full and is not letting any more passengers board.
Contradiction: The last car we bought was a japanese one, a Mitsubishi.
Contradiction: There is a pile of balls.
Contradiction: A girl is sitting quietly in class.
Contradiction: A woman is walking down stairs while carrying a green bag.