One of the core features of a spec is semantics. We're just getting "42" and are stumped, because we didn't describe the meaning of the question nor the answer

One of the core features of a spec is semantics. We're just getting "42" and are stumped, because we didn't describe the meaning of the question nor the answer in a formal way. To apply meaning we need "us" or the real world. And we need to decide its form.