premise: The Battle of Vauchamps (14 February 1814) was the final major engagement of the Six Days Campaign of the War of the Sixth Coalition. It resulted in a part of the Grande Armée under Napoleon I defeating a superior Prussian and Russian force of the Army of Silesia under Field-marshal Gebhard Leberecht von Blücher.
hypothesis: The battle of Vauchamps was a Valentines Day, 1814 military engagement.
reason: February 14th is Valentines Day. The battle happened on that day. The AI does not know that Valentines day is on February 14th every year.