Germany (Ger 1st Pz Group, 132,000 men under Gen von Kleist) attacked USSR (Sov Southwestern Ag(-), 150,000 men under Gen Kirponos) in USSR. The CAA Database of Battles records 96 hours of fighting on a front of 65 km, a frontal attack, river crossing against prepared defense, and that Germany won. Losses: Germany 3,960 (3%), USSR 88,000 (59%).
This plan is generated from those figures. It shows the shape of the battle the database describes: the size and width of the armies, the plan of attack and the outcome. It does not show where the units actually stood.