Anchor: Their term of stay in the United States is dependent upon the agricultural needs of the employer, but by law cannot exceed one year.
Entailed: They cannot stay in the USA for longer than one year. 
Contradiction: They are allowed to stay in the US indefinitely. 
Contradiction: Nothing is running
Contradiction: People trying out new technology.
Contradiction: Mrs. Vandemeyer said that the cook is in. 
Contradiction: Two skydivers are not on the ground.