Defeat the professor's radscorpion in three challenges

Defeat the professor's radscorpion in three challenges is a quest in Fallout 2.

Quick walkthrough
You can only win the Intelligence test, a chess game, by learning the Flying Liver Attack from Seymour after doing him a favor. The other two test your Perception and Agility (and should be be repeated until you "tie" the scorpion, you cannot actually beat him). If you win (tie) the agility or perception tests, with an low intelligence value, you can also be awarded mentats.