(S (S (PP (IN As) (BASENP (DT a) (NN result))) (COMMA ,) (S (NP (BASENP (NNP Ecuador)) (CC and) (BASENP (PRPD their) (NN ally) (NNP Venezuela))) (VP (VBD had) (VP (VP (VP (VBN sent) (BASENP (NNS troops))) (PP (TO to) (BASENP (PRPD their) (NNS borders)))) (CC and) (VP (VBN severed) (NP (BASENP (NNS ties)) (PP (IN with) (BASENP (NNP Colombia))))))))) (PERIOD .))