premise: People are on an escalator waiting to get to their destination while looking outside of the glass that makes up the wall. hypothesis: People are riding on the escalator.
entailment: People are riding the escalator looking outside.|entailment: Being on an escalator, while waiting to get to a destination, is another way of saying "riding on the escalator.".|entailment: people are on an escalator means  people are riding on the escalator.