Anchor: The man and the woman are sitting at a table.
Entailed: Two people are at a table.
Contradiction: The man and the woman are standing at a table.
Contradiction: There's a sign in the grassy field.
Contradiction: Three tourist are lost.
Contradiction: There is nothing odd or noteworthy about this performance. 
Contradiction: Experiments conducted by the NCLAN yielded information to estimate the changes in crop-yields.