sentences:  After only a few months he left the Weimar Academy, where his teachers were Fritz Mackensen and Albin Egger-Lienz, and went on a study trip to the Netherlands with Werner Gilles.Afterwards (1914), he spent two months in Paris, where he attended the Académie russe and the Académie de la Grande Chaumière.Between 1914-1917 he was a soldier in France in World War I.