What was the question for this implicit rationale, and corresponding answer?
Elderly men does not imply the men are professors and standing in front of a screen doesn't mean that they teach a college class.
 The answer: it is not possible to tell
The question: Test for natural language inference.
Premise: "Two elderly men standing in front of a projector pull-down screen."
Hypothesis: "Two professors teach a college class."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell