sentences:  It was the second battle between the French Army of the Danube, commanded by Jean-Baptiste Jourdan, and the Habsburg Army under Archduke Charles; the armies had met a few days earlier, 20–22 March, on the marshy fields southeast of Ostrach and the Pfullendorf heights.The Austrian Army's superior strength, almost three-to-one, forced the French to withdraw.At Stockach, the French concentrated their forces into shorter lines, creating intense fighting conditions; initially, Charles's line was more extended, but he quickly pulled additional troops from his reserves to strengthen his front.