Cheoc Van and Hac Sa ( Black Sands ) are both popular resort areas, with lifeguards on duty in summer and windsurfing boards for rent.
Neither Hac Sa nor Cheoc Van are popular as resort areas.
mnli hypothesis: Neither Hac Sa nor Cheoc Van are popular as resort areas. premise: Cheoc Van and Hac Sa ( Black Sands ) are both popular resort areas, with lifeguards on duty in summer and windsurfing boards for rent.