Chess is the logical game. The ultimate goal is to checkmate your opponent.
This is a classic Chess game, and the rules are familiar to everyone. There are several different difficulty levels in the game, that include levels for beginners and for advanced players. There is also a training mode that shows you all possible moves with the selected figure.
You can choose any level of Chess complexity and change it's settings by clicking "Select" button ("Tab" - by default). You can even play Chess in your browser offline mode.