For human-level NLP, you need to model the mechanism by which the relationship network is generated, and ground it in a set of experiences - or some digital analogue of experiences.
Naive statistical methods are not a good way to approach that problem.
So no, Wikipedia will not provide enough context, for all kinds of reasons - not least of which is the fact that human communications include multiple layers of meaning, some of which are contradictory, while others are metaphorical, and all of the above can rely on unstated implication.
Vector arithmetic is not a useful model for that level of verbal reasoning.
For AI to determine their own goals, well now you get into awareness ... consciousness. At a fundamental mathematical level, we still have no idea how these work.
We can see electrical signals in the brain using tools and know it's a combination of chemicals and pulses that somehow make us do what we do ... but we are still a long way from understanding how that process really works.
I'd actually just say that we've not really defined these very well, and so arguing about how far along the path we are to them isn't that productive.