 Complete the following phrase:  At the start of World War I, Karbyshev was involved in combat operations in the Carpathians under General Aleksei Brusilovs 8th Army on the Southwestern Front. At first he was the divisions engineer for the 78th and the 69th Infantry Divisions, later chief of engineer service for the 22nd Finland Riflemen Corps. In early 1915, he was at the 