Evir connection visualizations

The Washington Post has started adding Evri connection maps to its articles. There are still a lot of gaps in its searches, but this is an interesting tool to play with. Here's a sample. Clicking on each circle takes you elsewhere.
jon
Nice representation of related terms, narrow terms, and identifying connective words. It's not a strict taxonomy, which would label the connections with broader, narrow, or other identification of the relationships, just showing relationships.