<prompt> Qedela umusho olandelayo: UBrantley wahola i-regiment yakhe manje eyingxenye ye-Army of Tennessee ngesikhathi se- Battle of Chickamauga kusukela ngo-September 19 kuya ku-20, 1863, futhi ngokuhlukaniswa eMkhankasweni waseChattanooga ngo-Okthoba nangoNovemba. Embikweni womlawuli wakhe mayelana  <response>: Ekulweni kweLookout Mountain, uBrantley wanconywa ngokuziphatha kwakhe: 