Germany (Ger 2nd & 3rd Armies, 440,000 men under Gen Buelow) attacked France (Fr 5th Army, 254,000 men under Gen Lanrezac) in Belgium. The CAA Database of Battles records 24 hours of fighting on a front of 53 km, a frontal attack against hasty defense, and that Germany won. Losses: Germany 21,018 (5%), France 8,000 (3%).
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.