premise: A man is a white lab coat with safety glass pouring liquid from one glass to another while a woman looks on. hypothesis: A lab coat clad man is mixing liquids while a woman watches.
entailment: "Lab coat clad man" is a rephrasing of "man in a white lab coat".  "Mixing liquids" indicates "pouring liquid from one glass to another".  "Watches" is a synonym of "looks on".