enced , ▁Ry b ka ▁real ised ▁that ▁Part isan ▁resistance ▁was ▁concentr ated ▁to ▁the ▁north ▁in ▁the ▁vic inity ▁of ▁the ▁cave . ▁He ▁therefore ▁fired ▁the ▁red ▁signal ▁f lare ▁to ▁r ally ▁his ▁troops ▁for ▁an ▁assault ▁in ▁that ▁direction . ▁ ▁Ass ault ▁on ▁T ito ' s ▁cave ▁and ▁the ▁Part isan ▁counter att ack ▁ ▁At ▁about ▁ 1 0 : 3 0 , ▁Ry b ka ▁launched ▁a ▁front al ▁attack ▁across ▁the ▁Un ac ▁supported ▁by ▁at ▁least ▁one ▁M G 4 2 ▁machine ▁gun ▁firing ▁into ▁the ▁mouth ▁of ▁the ▁cave . ▁The ▁Germ ans ▁reached ▁the ▁base ▁of ▁the ▁hill , ▁fifty ▁metres ▁from ▁the ▁cave , ▁but ▁suffered ▁severe ▁cas ual ties ▁in ▁the ▁assault . ▁They ▁were ▁also ▁running ▁low ▁on ▁water . ▁Prior ▁to ▁this ▁attack , ▁T ito ▁and ▁around ▁ 2 0 ▁staff ▁had ▁taken ▁refuge ▁in ▁the ▁cave . ▁ ▁While ▁Ry b ka ▁was ▁assemb ling ▁his ▁troops ▁for ▁this ▁attack , ▁surrounding ▁Part isan ▁forces ▁were ▁r ushed ▁toward ▁Dr var . ▁Three ▁batt al ions ▁of ▁the ▁ 3 rd ▁L ika ▁Pro let arian ▁Brigade ▁of ▁the ▁ 6 th ▁L ika ▁Pro let arian ▁Division ▁approached ▁from ▁the ▁sout heast . ▁One ▁batt alion ▁attacked ▁the ▁German ▁position ▁at ▁the ▁c emetery ▁while ▁the ▁other ▁two ▁sw ung ▁around ▁to ▁strike ▁the ▁Germ ans ▁from ▁the ▁west . ▁ ▁T ito ▁makes ▁his ▁escape ▁About ▁ 1 1 : 1 5