<prompt> Loktu kǝriwu dunyabe kǝn tilomibe buro salakbe 1914 lan baditǝna lan, Petrović shima askǝrwa do letǝgǝram garbe kura Belgrade be dǝa gǝrjinma dǝa amarizǝna. Suro kǝntawu November-a December saa 1914-a lan, loktu kǝn yakkǝmi Austro-Hungarianbe Serbia-ro kǝrǝnzǝdǝn, Petrović shima askǝrra kura kura askǝrwa buro salakbe Armijski đeneral komissar kura lardǝye Živojin Mišić-be sǝdǝna dǝn. Loktu shi na adәn, askәrwa buro salakye kǝriwu Kolubarabe dәga sәdәna.  <response>: , Serbso dәro kәnasar dunowa. Suro saa 1915 lan, Petrović shima banama askərrabe banazəgəma kura kura kəla fato askərrabe nasha Timočka yen, kuru sha daraja potpukovnik lieutet colonel ro gotə. Suro kəntau December 1915-a February 1916-a lan, ngawo askərra Royal Serbian Army ye Montenegro lan loktu kuruwu gozǝna lan, shiye askərra kambiwuye Valona lan suro lardǝ Albania ye dǝa amari cina. Kǝntawu Februarybe kǝn 10 saa 1916 ye lan, askǝrwa Serbianbe maiye dǝye lardǝ Albania ye dǝn letǝgǝram lardǝ Greek ye Corfu ye dǝro letǝgǝramzǝna, kuru na dǝn kǝltǝgǝramzǝna. 