premise: Four people, one of whom is a middle-aged woman wearing a fur shawl, are gathered around a bar with four glasses of wine before them which are lit from below with fluorescent lighting. hypothesis: The people are about to drink wine.
entailment: People who are gathered around a bar are most often there to drink alcoholic beverages such as wine.  So if they are so gathered, and each of the four has a matching glass of wine, it follows that they are about to drink it.