 Complete the following phrase:  The promising start to the French offensive ended when Pichegru lost an opportunity to seize Clerfayts supply base in the Battle of Handschuhsheim. While Pichegru delayed, Clerfayt massed against Jourdan, beat him at the Battle of Höchst in October and forced most of the Army of the Sambre and Meuse to retreat to the west bank of the Rhine. At about the same time, Wurmser sealed off the French bridgehead at Mannheim. With Jourdan temporarily out of the picture, the Austrians defeated the left wing of the Army of the Rhine and Moselle at the 