Anchor: A man, not wearing a shirt, is sitting on a rock and looking through a makeshift telescope.
Entailed: A man, not wearing a shirt, is sitting on a rock
Contradiction: A man, not wearing a shirt, is not sitting on a rock
Contradiction: A man is sleeping.
Contradiction: It was colder than it should be and there was the color green at the window.
Contradiction: There is a man standing while on his imac
Contradiction: Two people are enjoying their time together.