(S (S (BASENP (NNP Apple)) (VP (VP (VP (VBD sued) (NP (BASENP (NNP HTC)) (PRN (COMMA ,) (NP (BASENP (DT a) (JJ Taiwanese) (NN manufacturer)) (PP (IN of) (BASENP (JJ mobile) (NNS phones)))) (COMMA ,)))) (PP (IN on) (BASENP (NNP Tuesday)))) (COMMA ,) (PP (IN in) (NP (BASENP (DT a) (NN lawsuit)) (VP (VBG claiming) (NP (BASENP (NN 20) (JJ different) (NN patent) (NNS infringements)) (COMMA ,) (PP (ADVP (RB largely)) (PP (VBG relating) (PP (TO to) (NP (BASENP (DT the) (NN user) (NN interface)) (PP (IN of) (NP (BASENP (DT the) (NNP iPhone)) (COMMA ,) (SBAR (WHNP (WDT which)) (S (VP (VBZ is) (VP (VBN manufactured) (PP (IN by) (BASENP (NNP Apple))))))))))))))))))) (PERIOD .))