Multiple Inputs; be careful about marking your labels as inputs unless you mean it

Multiple Inputs; be careful about marking your labels as inputs unless you mean it.
print(qa_pair.with_inputs("question", "answer"))
```

This flexibility allows for customized tailoring of the `Example` object for different DSPy scenarios.

When you call `with_inputs()`, you get a new copy of the example. The original object is kept unchanged.