Text: These workers would be able to secure jobs from the H-2A employer during the first half of the season because H-2A employers must provide a hiring preference for U.S. workers who apply for a job during the first half of the season.
Entailment: During the first half of the season employers must favor U.S. workers who apply for a job.
Contradiction: H-2A employers may not discriminate in employment based on national citizenship.