It didn’t. I implemented this program in BASIC as a teen. The brilliance is that, when it isn’t able to guess your animal, it asks the user for the question to

It didn’t. I implemented this program in BASIC as a teen. The brilliance is that, when it isn’t able to guess your animal, it asks the user for the question to ask, as well as the correct answer. All “intelligence” and grammmar comes from the user, but for someone playing it for the first time on a well-populated database, it looks impressively smart.