, ▁all ▁the ▁royal ists ▁g arr isons ▁that ▁had ▁managed ▁to ▁escape ▁from ▁the ▁cities ▁of ▁Val div ia ▁and ▁Os orno ▁gathered ▁at ▁the ▁Care l map u ▁Fort . ▁The ▁governor ▁of ▁Ch ilo é ▁Brig ad ier ▁Antonio ▁de ▁Quint an illa ▁was ▁dis g usted ▁with ▁the ▁poor ▁performance ▁of ▁the ▁old ▁colon el ▁Manuel ▁Mon to ya ▁and ▁replaced ▁him ▁with ▁Gas par ▁Fernández ▁de ▁Bob ad illa ▁and ▁captain ▁Miguel ▁de ▁Sen os ia in , ▁and ▁ordered ▁them ▁to ▁return ▁north ▁and ▁combat ▁the ▁patri ots . ▁Bob ad illa ▁and ▁Sen os ia in ▁re - cross ed ▁the ▁Ma ull ín ▁River ▁at ▁the ▁head ▁of ▁ 3 0 0 ▁soldiers . ▁ ▁The ▁battle ▁On ▁March ▁ 6 , ▁Colonel ▁Beau che f ▁sent ▁an ▁advanced ▁sc out ing ▁group ▁of ▁ 5 0 ▁soldiers ▁under ▁the ▁command ▁of ▁captain ▁José ▁María ▁Lab é . ▁ ▁As ▁the ▁sc out ing ▁party ▁was ▁adv ancing ▁south , ▁they ▁were ▁attacked ▁by ▁the ▁royal ists , ▁who ▁amb ushed ▁them ▁from ▁a ▁forest ▁near ▁the ▁Ha ci enda ▁El ▁Tor o . ▁Lab é ▁managed ▁to ▁maintain ▁his ▁ground ▁for ▁about ▁an ▁hour ▁answering ▁the ▁fire , ▁but ▁finally ▁started ▁to ▁retre at ▁over wh el med ▁by ▁the ▁numer ically ▁superior ▁enemy . ▁▁▁ ▁The ▁royal ists ▁came ▁out ▁of ▁their ▁sh el ters ▁and ▁started ▁to ▁closely ▁purs ue ▁the ▁patri ots , ▁who ▁by ▁then ▁were ▁in ▁full ▁retre at