Complex sentence: Therefore, for the Romanian Campaign, none of the existing Cavalry Corps were brought in, instead a new temporary Cavalry Corps was set up in Transylvannia-Cavalry Corps "Schmettow"-under the command of Generalleutnant Eberhard Graf von Schmettow.
Split into simpler sentences: Therefore, for the Romanian Campaign, none of the existing Cavalry Corps were brought in. Instead, a new temporary Cavalry Corps was set up in Transylvannia-Cavalry Corps "Schmettow"-under the command of Generalleutnant Eberhard Graf von Schmettow.