If I understand your question, the idea is that one can do “arithmetic” on concepts. Essentially the first equation asks “Obama : USA :: ? : Russia”. Similarly,

If I understand your question, the idea is that one can do “arithmetic” on concepts. Essentially the first equation asks “Obama : USA :: ? : Russia”. Similarly, “King : Man :: ? : Woman”. The way the corpus “talks about” Obama in relation to the USA is similar to how the corpus talks about Putin in relation to Russia. That the system can reveal this is amazing to me.