Anchor: The restrictions were considered necessary to ensure that the limits of the federal program [were] observed.
Entailed: Measures were taken to make sure that things stayed within the limits of the program.
Contradiction: The restrictions were considered a frivolous power trip.
Contradiction: We went BASE Jumping off the Golden Gate bridge
Contradiction: The rapier flew as Kal quickly took Adrin to the ground. 
Contradiction: A brown dog is walking beside water in the woods.
Contradiction: Statistical sampling should be used.