German Supreme Army Command and bulgarian Commander-in-chief in Paracin. From right to left: chief of the general staff of the field army Excellency von Falkenhayn, crown prince Boris von Bulgarien, major general von Seeckt, chief of the general staff in the army command Mackensen, major general Tappen, chief of the operational department at the main headquarters, colonel Gantschen, bulgarian commissioner at the main headquarters, colonel Schekow, commander-in-chief of the bulgarian army, general field marshal von Mackensen, commander-in-chief of the allied armies.
