(S (S (BASENP (DT The) (NN accused)) (VP (VBP are) (VP (VBN required) (S (VP (TO to) (VP (VP (VB respond) (PP (TO to) (NP (NP (BASENP (DT the) (JJ show-cause) (NN notice)) (PRN (LRB -LRB-) (VP (VBN issued) (PP (IN on) (NP (BASENP (DT the) (NN 2nd)) (PP (IN of) (BASENP (NNP September)))))) (RRB -RRB-))) (PRN (COMMA ,) (SBAR (WHNP (WDT which) (S (BASENP (NNP Natwar)) (VP (VBZ says)))) (S (VP (VBZ is) (NP (NP (BASENP (DT an) (NN attempt)) (PP (IN by) (BASENP (DT the) (NNP ED)))) (SBAR (S (VP (TO to) (VP (QT (DQL ``) (VP (VB defame)) (DQR '')) (BASENP (PRP him)))))))))) (COMMA ,))))) (PP (IN within) (BASENP (NN 30) (NNS days))))))))) (PERIOD .))