Even on so small an island as Taiwan the Mandarin-speaking ex-mainlanders cannot converse with the Taiwanese-born majority who have not bothered to learn Mandarin.
( ( Even ( on ( ( ( so small ) ( an island ) ) ( as Taiwan ) ) ) ) ( ( the ( Mandarin-speaking ex-mainlanders ) ) ( ( ( can not ) ( converse ( with ( ( the ( Taiwanese-born majority ) ) ( who ( ( have not ) ( bothered ( to ( learn Mandarin ) ) ) ) ) ) ) ) ) . ) ) )
(ROOT (S (ADVP (RB Even) (PP (IN on) (NP (NP (ADJP (RB so) (JJ small)) (DT an) (NN island)) (PP (IN as) (NP (NNP Taiwan)))))) (NP (DT the) (JJ Mandarin-speaking) (NNS ex-mainlanders)) (VP (MD can) (RB not) (VP (VB converse) (PP (IN with) (NP (NP (DT the) (JJ Taiwanese-born) (NN majority)) (SBAR (WHNP (WP who)) (S (VP (VBP have) (RB not) (VP (VBN bothered) (S (VP (TO to) (VP (VB learn) (NP (NNP Mandarin))))))))))))) (. .)))
The Taiwanese majority refuse to learn Mandarin despite it being mandatory in school curriculums.
( ( The ( Taiwanese majority ) ) ( ( refuse ( to ( ( learn Mandarin ) ( despite ( it ( being ( mandatory ( in ( school curriculums ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (JJ Taiwanese) (NN majority)) (VP (VBP refuse) (S (VP (TO to) (VP (VB learn) (NP (NNP Mandarin)) (PP (IN despite) (S (NP (PRP it)) (VP (VBG being) (NP (NP (JJ mandatory)) (PP (IN in) (NP (NN school) (NNS curriculums))))))))))) (. .)))