(S (S (SBAR (IN While) (S (BASENP (NNP Ortega)) (VP (VBD had) (VP (VP (ADVP (RB initially)) (VP (VBN fled) (BASENP (NNP Venezuela)))) (PP (VBG following) (NP (NP (BASENP (DT the) (NN issuing)) (PP (IN of) (BASENP (DT an) (NN arrest) (NN warrant)))) (PP (IN in) (BASENP (NN 2003))))))))) (COMMA ,) (S (BASENP (DT the) (NNP BBC)) (VP (VBZ reports) (SBAR (IN that) (S (BASENP (PRP he)) (VP (VBD had) (VP (VP (VP (VBN returned) (PP (TO to) (BASENP (NNP Venuzuela)))) (PP (IN from) (BASENP (NNP Costa) (NNP Rica)))) (BASENP (JJ last) (NNP August))))))))) (PERIOD .))