Yes, I should have been doing something else this morning...

[lovingboth]

On Wikipedia how quickly can you get from Concorde to Carlill v. Carbolic Smoke Ball Company?

Editing pages to insert links is obviously cheating, and 'list of..' pages don't count, just links in main articles.

Browsing, I serendipitously did it with five intermediate articles, but I suspect it could be done in four.