(S (S (BASENP (NNP Twitter)) (VP (VBZ says) (SBAR (S (BASENP (PRP it)) (VP (VBD needed) (S (VP (TO to) (VP (VP (VB make) (BASENP (DT the) (NNS changes))) (S (VP (TO to) (VP (VB expand) (PP (IN on) (BASENP (DT an) (JJ international) (NN level)))))))))))))) (PERIOD .))