I'll give you a question, please answer with step-by-step reasoning process.
Premise: "Two girls play on a set of parallel bars."\nBased on this premise, can we conclude that the hypothesis "Two girls are at a park." is true?\nOptions:\n- yes\n- it is not possible to tell\n- no

it is not possible to tell
The parallel bars may be somewhere other than at a park.

.

Thus, the answer is it is not possible to tell