Given the following reasoning and answer, what was the question? The train could be standing still and have no intention to leave town.
 The answer: it is not possible to tell
The question Test for natural language inference.
Premise: "Rail conductor in an olive train smiles for a photo."
Hypothesis: "The railroad conductor smiled and waved at the bystanders as the train left town."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell