▁of ▁S rb ▁toward ▁Dr var . ▁ ▁had ▁the ▁primary ▁responsibility ▁for ▁rel ieving ▁then ▁taking ▁command ▁of ▁the ▁ 5 0 0 th ▁SS ▁Par ach ute ▁Battalion ▁in ▁Dr var ▁on ▁ 2 5 ▁May , ▁and ▁was ▁then ▁to ▁attack ▁in ▁the ▁direction ▁of ▁Bos ans ki ▁Pet rov ac . ▁ ▁A ▁batt alion ▁group ▁of ▁the ▁ 3 7 3 rd ▁( C ro at ian ) ▁Infantry ▁Division ▁was ▁to ▁set ▁out ▁at ▁ 0 5 : 0 0 ▁from ▁Lap ac ▁and ▁drive ▁east ▁through ▁K ulen ▁V ak uf ▁to ▁capture ▁the ▁cross ro ads ▁at ▁V r to če . ▁If ▁necessary , ▁they ▁were ▁then ▁to ▁advance ▁north west ▁toward ▁Bi ha ć ▁to ▁open ▁the ▁road . ▁ ▁The ▁ 9 2 nd ▁Motor ised ▁Regiment , ▁with ▁the ▁ 5 4 th ▁Re con na issance ▁Battalion ▁( from ▁the ▁ 1 st ▁Mountain ▁Division ), ▁the ▁ 5 5 th ▁P ione er ▁Battalion ▁( from ▁the ▁ 1 st ▁C oss ack ▁Division ), ▁the ▁ 4 6 8 th ▁Arm oured ▁Car ▁Company , ▁and ▁a ▁regiment al ▁group ▁of ▁the ▁ 2 nd ▁Cro at ian ▁Light ▁Infantry ▁Brigade ▁was ▁to ▁advance ▁sout heast ▁from ▁Bi ha ć ▁and ▁Bos anska ▁Kru pa ▁at ▁ 0 5 : 0 0 ▁through ▁V r to če ▁to ▁capture ▁Bos ans ki ▁Pet rov ac ▁as ▁quickly ▁as ▁possible , ▁destroy ▁the ▁Part is ans ▁in ▁that ▁location