Question. Premise: "A woman wearing a black jacket is waiting for a train to arrive."
Hypothesis: "A woman is throwing herself in front of a train."
Do we know that the hypothesis entailed by the premise?
Answer. no
What step-by-step reasoning justifies that answer?
Reasoning: If a woman was throwing herself in front of a grain the train would already be there and she wouldn't be waiting for the train to arrive.