▁def enders ▁were ▁still ▁in ▁the ▁tren ches ▁and ▁gall eries ▁on ▁the ▁northern ▁s lop es ▁of ▁hills ▁ 1 0 2 0 ▁and ▁ 1 0 5 0 . ▁So on ▁after ▁the ▁Bulgar ian ▁and ▁German ▁rif le , ▁machine ▁gun ▁and ▁art illery ▁fire ▁intens ified ▁and ▁caused ▁heavy ▁cas ual ties ▁to ▁the ▁attack ers ▁as ▁it ▁hit ▁the ▁It ali ans ▁not ▁only ▁from ▁their ▁front ▁but ▁also ▁from ▁their ▁fl anks . ▁The ▁commander ▁of ▁the ▁ 3 rd ▁Battalion ▁Major ▁T ont i ▁was ▁killed . ▁At ▁ 7 : 4 0 ▁the ▁commander ▁of ▁the ▁J ä gers ▁requested ▁rein for c ements ▁from ▁the ▁neighbor ing ▁Bulgar ian ▁units ▁and ▁counter - att ack ed ▁as ▁soon ▁as ▁they ▁arrived . ▁The ▁Germ ans ▁and ▁Bulg ari ans ▁quickly ▁reg ained ▁control ▁of ▁their ▁lost ▁tren ches ( capt uring ▁ 1 2 0 ▁prisoners ▁in ▁the ▁process ), ▁forcing ▁the ▁Italian ▁ 6 1 st ▁Regiment ▁to ▁fall ▁back ▁to ▁ ▁its ▁starting ▁positions . ▁ ▁In ▁the ▁center ▁of ▁the ▁Italian ▁front ▁of ▁attack ▁the ▁ 1 6 1 st ▁Infantry ▁Regiment ▁was ▁task ed ▁with ▁taking ▁Hill ▁ 1 0 5 0 ▁but ▁its ▁advance ▁met ▁with ▁a ▁strong ▁bar rage ▁delivered ▁by ▁the ▁Bulgar ian ▁art illery . ▁Still ▁parts ▁of ▁the ▁left ▁fl ank ▁and ▁center ▁of ▁the ▁regiment ▁reached ▁the ▁first ▁tren ches ▁ ▁while ▁another ▁det achment ▁succeeded ▁in ▁getting ▁round ▁the ▁hill ▁from ▁the ▁east