Complex sentence: Hindenburg's command became known as the "Dritte OHL" (Third OHL) but Hindenburg was "neither the intellectual centre of the strategic planning (...) nor of the new war economy", as proposed in the Hindenburg Programme of 31 August 1916.
Split into simpler sentences: Hindenburg's command became known as the "Dritte OHL" or "Third OHL". However, Hindenburg was "neither the intellectual centre of the strategic planning (...) nor of the new war economy", as proposed in the "Hindenburg Programme" of 31 August 1916.