&gt;&gt; We now have multiple implementations that get 94%+ success _without_ knowing anything about the world. Isn&#x27;t that remarkable?<p>That success only lasts in the limited context of the corpora used for training. Step outside that and success goes down to 60% or much worse. And that&#x27;s just tagging and things, shallow parsing. Meanning? Discourse? Don&#x27;t even think about it.