Sure, but when you are considering it theologically (and not historically) you are asking about what theologians/the church teaches and understands, and the int

Sure, but when you are considering it theologically (and not historically) you are asking about what theologians/the church teaches and understands, and the internal logic of the bible and church teaching, not what the “actual” truth of the story is (an interesting question but a different area of inquiry). As a Christian I’m happy for it to be both a fable in the sense you describe and true in a theological sense (some Christians would disagree with my position of course).