premise: a man in a red shirt is laying on the grass reaching out to another person. hypothesis: The man is sunbathing and doesn't have on anything but his swim trunks.
contradiction: no grass can be at sunbathing place.|contradiction: A man in a red shirt doesn't not have on anything.|contradiction: A man is wearing a red shirt can’t be sunbathing because  he has a shirt on and sunbathing requires little clothing just shorts on.