Given the stream of consciousness rationale, provide a reasonable question and answer. Rationale: Cooks cannot be preparing food and holding balloons at the same time.
 The question and answer:
Test for natural language inference.
Premise: "Two street food vendors are preparing food."
Hypothesis: "Two street cooks holding balloons."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
The answer is no