Imagine a question and stream-of-consciousness explanation for which this is the answer: no
Question: Premise: "A dark-haired man in a hat and a plaid shirt is riding and pulling a bike."
Hypothesis: "A man sits and waits for the bus."
Do we know that the hypothesis entailed by the premise?
Stream-of-consciousness: If a person is riding a bike they can't sit and wait for the bus.