Text: If you opt for a coach tour, make sure a stop at Eira do Serrado is included (there's also great shopping and a newly built estalagem, or inn, here).
Entailment: If you decide on a coach tour, ensure it stops at Eira do Serrado.
Contradiction: If you take a coach tour, make sure it doesn't include the Eira do Serrado because it's not worth seeing.