delayed rewards obviously in this case we have that there is the winning of the game and that can be delayed in the sense that some moves that you take will have a knock-on effect on your probability of winning so like if this game is tracking the probability of winning your next move might not effect that necessarily but you'll give you access to the move after and that could increase by a lot another example is things like a but that has to travel around and collect things obviously every move that it takes won't necessarily collect