Even if the ABCD was in the original document, how would the computer figure out it's supposed to indicate the order? And of course, even if the letters were t

Even if the ABCD was in the original document, how would the computer figure out it's supposed to indicate the order? And of course, even if the letters were there in the original document, it would be clear to a human that they're incorrect because it doesn't make sense to wash vegetables after cutting.