<prompt> Bhala okuqhubekayo kwalesi sigaba - Kukholakala ukuthi kwasetshenziswa izibhamu ezimbili ngesikhathi kwenziwa imisebenzi yokuqala yamaFulentshi ukuze kuthathwe iFort Douaumont ngesikhathi seMpi yaseVerdun, kwaheha izibhamu ezine zokuhlasela kokugcina. Kungenzeka ukuthi iziqhumane zazingenamandla ngokwanele ukuba zingene ophahleni lwenqaba. Futhi babambe iqhaza ekuhlaselweni kweSomme kanti amane asetshenziswa eShampanini  <response>: esifundeni phakathi kuka-August 1915 noFebhuwari 1916. Amabili asetshenziswa ngesikhathi seMpi yaseHartmannswillerkopf phakathi kuka-1915 no-1916. 