All-out panzer attack, and the Germans gain ground everywhere. Two Soviet armies are destroyed and one reduced at the cost of one panzer corps reduced.
Move the mouse pointer over the image. At the end of the German turn, one panzer corps is now adjacent to Moscow.

Three full-strength Soviet armies counterattack the panzer corps adjacent to Moscow and drive the Germans back.
Mouse over the image.  At the end of the turn, the Soviets again have a defensive ring around the capital city. The 10-4 army is in the Moscow hex.