Anchor: Researchers are performing placebo-controlled surgical trials in which they cut patients open and sew them back up without doing anything.
Entailed: Surgeries involving cutting patients open and sewing them up without doing anything are being performed by researchers.
Contradiction: No research has ever been done regarding placebos and surgeries. 
Contradiction: Not a profit of 1.00. 
Contradiction: Lavery's case was accepted by the Legal Aid.
Contradiction: The performance of field work related to cultural practices was left out of the definition of seasonal agricultural work.
Contradiction: Experiments conducted by the NCLAN yielded information to estimate the changes in crop-yields.