Given the stream of consciousness rationale, provide a reasonable question and answer. Rationale: Ones cannot be smoking a pipe and assembling pipe material simultaneously.
 The question and answer:
Test for natural language inference.
Premise: "Construction workers assembling pipe material outside."
Hypothesis: "Workers smoking a pipe."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
The answer is no