In the context of AI and gaming, I definitely recommend this series of three youtube videos:
https://www.youtube.com/watch?v=xOCurBYI_gY
Some games are played better than human would.
https://www.youtube.com/watch?v=xOCurBYI_gY
Some games are played better than human would.
Maybe you could use the objective functions of Tom7 to determine which moves are good or bad in order to train a policy network?