so on. This is how a computer looks at chess. It thinks about it in a world of "all possible moves," and it makes a big tree for all of those moves, like this: In this tree, there are 20 possible moves for white. There are 20 * 20 = 400 possible moves for black, depending on what white does. Then there are 400 * 20 = 8,000 for white. Then Hanover dial up access, Hanover, MA up access dial HanoverHanover up access, dial Massachusetts, Hanover dial up access
dial up access Hanover |