Given the rationale, provide a reasonable question and answer. Step-by-step reasoning process: Two adults and two children are people and sitting on rocks indicates that they are outside.
 The question and answer:
Test for natural language inference.
Premise: "Two adults and two children sitting on rocks for a picture."
Hypothesis: "A group of people are outside."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
The answer is yes