(S (S (ADVP (RB However)) (COMMA ,) (S (BASENP (PRP they)) (VP (MD may) (VP (VP (VB write) (NP (BASENP (PRPD their) (NNS answers)) (PP (IN for) (BASENP (DT the) (JJ specialized) (NN paper))))) (PP (IN in) (NP (NP (BASENP (NNP English)) (COMMA ,) (BASENP (NNP French))) (CONJP (COMMA ,) (CC or)) (NP (BASENP (DT any)) (PP (IN of) (NP (NP (BASENP (DT the) (JJ other) (NN four) (JJ official) (NNS languages)) (PP (IN of) (BASENP (DT the) (NNP Secretariat)))) (NP (PRN (COMMA ,) (ADVP (FW i.e.)) (COMMA ,)) (NP (NP (NP (NP (BASENP (NNP Arabic)) (COMMA ,) (BASENP (NNP Chinese))) (COMMA ,) (BASENP (NNP Russian))) (CONJP (COMMA ,) (CC or))) (BASENP (NNP Spanish))))))))))))) (PERIOD .))